Flvs earth space science answers

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User: Imani Blackman In Course: Earth-Space Science V11 ( 3290) Instructor: Ms. Christine Brown

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Question 1 (Multiple Choice Worth 2 points)

[BWS.03]Which of these statements best explains why models are used to study the solar system?

The solar system may be viewed differently using different instruments.

The solar system may be visible on Earth only for a short period of time.

The solar system is too large and distant to be viewed by everyone.

The solar system is an imaginary area in space which does not actually exist.

Question 2 (Multiple Choice Worth 2 points)

[BWS.02]What is the role of science in society?

it helps society make logical decisions

it helps society believe in unobservable facts

it helps society answer all questions about life

it helps society to make decisions based on human opinions

Question 3 (Multiple Choice Worth 2 points)

[OU.03]The graph below shows the blackbody radiation curves for four stars.

The image shows four blackbody curves, plotting the wavelength and relative brightness of stars at various temperatures. The x-axis represents the wavelength in nanometers and the y-axis represents relative brightness. There is a band of color represented as part of the graph vertically, purple, blue, light blue, green, yellow, orange and red from left to right. Curve 1 peaks at a wavelength of 600nm, Curve 2 peaks at a wavelength of ~480 nm, Curve 3 peaks at a wavelength of 500 nm and Curve 4 peaks at a wavelength of 350nm.
Based on the graph, which of these conclusions is correct?
The hotter stars emit radiations of longer wavelengths.

The hotter stars emit radiations of shorter wavelengths.

The coolest stars have wavelengths between 300nm and 400 nm.

The coolest stars have wavelengths between 400nm and 500 nm.

Question 4 (Multiple Choice Worth 2 points)

[CM.01]Jake designed an experiment to demonstrate interactions between Earth systems. He tied a clear plastic bag firmly around some leaves of a plant as shown below.

plastic bag tied on leaves of plant
After two days Jake observed some water droplets inside the plastic bag. What does Jake's experiment best demonstrate?
interactions between biosphere and atmosphere

interactions between hydrosphere and geosphere

interactions between geosphere and biosphere

interactions between atmosphere and geosphere

Question 5 (Multiple Choice Worth 2 points)

[CM.01]Katie designed an experiment to show a water cycle process. The steps of the experiment are shown below.

· Pour some water into a small plastic cup.

· Place the cup carefully into a dry zip lock bag.

· Zip the bag and keep it in the sun.

· Observe that the water droplets are dripping from the top of the bag.

Which of these processes in the water cycle is demonstrated by Katie in the experiment?

runoff

infiltration

precipitation

transpiration

Question 6 (Multiple Choice Worth 2 points)

[CM.06]The diagram below shows four altitude locations on a mountain. Which of these locations is most likely to experience the least amount of snow?

Location A

Location B

Location C

Location D

Question 7 (Multiple Choice Worth 2 points)

[CM.01]Look at the diagram below.

Diagram of land, water, a tree and a cloud. An arrow (Labeled P) represents the process happening between the tree and the atmosphere.
Which process in the water cycle is shown by the arrow labeled P in the diagram?
infiltration

transpiration

condensation

precipitation

Question 8 (Multiple Choice Worth 2 points)

[OU.01]What best describes the angle between a changing electric field and the electromagnetic wave produced by it?

always equal to a right angle

always less than a right angle

varies from parallel to perpendicular

varies from perpendicular to parallel

Question 9 (Multiple Choice Worth 2 points)

[FW.02]Diana is studying four surface features of Florida. She classifies the surface features and places them in different columns of a chart as shown below.

Surface Features

Column 1

Column 2

Sinkholes

Hot springs

Caverns

Geysers

Which of these titles best represents Column 1 of Diana's chart?

formed by freezing groundwater

formed by heating groundwater

formed by evaporation of groundwater

formed by chemical action of groundwater

Question 10 (Multiple Choice Worth 2 points)

[CM.01]The chart below describes the molecular motion in solids, liquids, gases, and plasma.

Solids

Liquids

Gases

Plasma

slower than liquids, gases, and plasma

slower than solids but faster than gases and plasma

faster than solids but slower than plasma

faster than solids, liquids, and gases

The information in the chart about molecular motion is incorrect for

solids

liquids

gases

plasma

Question 11 (Multiple Choice Worth 2 points)

[FW.04]Which of these is the best method to solve the problem of water shortage in a location?

use waste water for cooking purpose

check and repair leaky plumbing regularly

turn on the dishwater as soon as it is half full

wash clothes in small batches in the washing machine

Question 12 (Multiple Choice Worth 2 points)

[BWS.03]A scientific law can be best described as

an explanation of a specific relationship

a series of observations with contradictory data

a phenomenon which works under changing conditions

a description of specific relationships under given conditions

Question 13 (Multiple Choice Worth 2 points)

[BWS.03]Which of these statements best describes how laws are different from theories?

Laws are supported by data but theories are not supported by data.

Theories are supported by data but laws are not supported by data.

Theories are well supported explanations but laws are well supported descriptions.

Laws are well supported explanations but theories are well supported descriptions.

Question 14 (Multiple Choice Worth 2 points)

[BWS.06]Terrance designed an experiment to show how heat can be transferred from one place to another. The steps of the experiment are shown below.

· Place a lamp light on a table.

· Place palm about 6 inches below the lamp light.

· Feel the heat from the lamp light on the palm.

What does Terrance's experiment most likely demonstrate?

heat transfer by radiation

heat transfer by evaporation

energy transfer by melting

energy transfer by conduction

Question 15 (Multiple Choice Worth 2 points)

[BWS.02]Look at the spectrums of a star moving towards Earth and a motionless star. Which of these is a correct inference that can be draw from the observation of the two spectrums?

The spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes.

The spectrum of a motionless star is identical to the spectrum of a star which moves towards Earth.

The spectrum of a star shifts towards the red region when the star moves towards Earth.

The spectrum of a star shifts towards the blue region when the star moves towards Earth.

Question 16 (Multiple Choice Worth 2 points)

[OU.04]Two satellites, Satellite 1 and Satellite 2 are at equal distances from Earth. If the mass of Satellite 2 is greater than the mass of Satellite 1, then

Earth pulls Satellite 1 but Satellite 2 does not pull Satellite 1

Earth pulls Satellite 2 but Satellite 1 does not pull Satellite 2

Earth pulls Satellite 1 with a greater gravitational force than Satellite 2

Earth pulls Satellite 2 with a greater gravitational force than Satellite 1

Question 17 (Multiple Choice Worth 2 points)

[BWS.03]Which of these statements is correct about a scientific theory?

It proves that a scientific fact is universal and cannot be challenged.

It is a fact which is accepted as soon as it is proposed by a scientist.

It involves research over a long period of time to prove a phenomenon.

It becomes a law when it cannot be proved incorrect by contradictory data.

Question 18 (Multiple Choice Worth 2 points)

[OU.01]Which of these is the most likely use of an electromagnetic wave which has frequency lesser than ultraviolet rays but greater than infrared radiations?

heat food safely

make objects visible to humans

transmit radio and cellular phone signals

detect the location of objects which emit heat

Question 19 (Multiple Choice Worth 2 points)

[CM.02]Ozone gas absorbs the ultraviolet radiations of the sun in the

stratosphere

troposphere

thermosphere

exosphere

Question 20 (Multiple Choice Worth 2 points)

[OU.02]Which of these statements best describe how Kennedy Space Center benefits Florida? It helps to

decrease immigration in Florida.

increase unemployment in Florida.

decrease the income from sale of goods in Florida.

increase Florida's average income per person.

Question 21 (Multiple Choice Worth 2 points)

[BWS.05]Where would uncharged particles be most likely found in an atom?

on the electrons

inside the protons

inside the nucleus

outside the nucleus

Question 22 (Multiple Choice Worth 2 points)

[BWS.02]A scientist should be creative in order to

prove their ideas non testable

make their ideas non observable

find possible answers to problems

encourage use of pseudoscience

Question 23 (Multiple Choice Worth 2 points)

[BWS.02]A scientist did an experiment to show the properties of sound waves. The scientist's results were declared valid because

a leading newspaper published the results

the results of the experiment could not be repeated

the scientific process used in the experiment was elaborate

all the scientists who did this experiment got the same result

Question 24 (Multiple Choice Worth 2 points)

[BWS.04]Scott cuts a one meter long wire into five equal parts. What is the length of each part of the wire?

0.02 centimeters

0.20 centimeters

20 centimeters

200 centimeters

Question 25 (Multiple Choice Worth 2 points)

[BWS.02]"A scratch mark appears on talc when diamond is rubbed on it." What does this statement most likely represent?

a theory

a hypothesis

a conclusion

an observation

Question 26 (Multiple Choice Worth 2 points)

[CM.05]Nicole made the model shown below to represent the steps in the formation of a thunderstorm. © 2010 FLVS Which of these best fits the empty cell in Nicole's model?

warm, moist air rises

warm, dry air descends

water vapor condenses in clouds

water vapor evaporates from ocean

Question 27 (Multiple Choice Worth 2 points)

[CM.05]Which of these actions would people in a location in Florida most likely take if the local weather forecast predicts a thunderstorm?

remain indoors

dig wells in their backyard

move to open areas like lawns

replace wooden doors with glass doors

Question 28 (Multiple Choice Worth 2 points)

[BWS.02]Predicting future events in a person's life based on the lines on the palm of the hand is an example of

physics

astronomy

pseudoscience

mathematics

Question 29 (Multiple Choice Worth 2 points)

[OU.01]The diagram below shows the location of three stars in space.

Three stars in space, Star 1 is on the far left, Star 2 is to it's right, Star 3 is to the left of Star 2, the distance between Star 2 and Star 3 is little further than the distance between Star 1 and Star 2.
Star 3 is 138 light years away from Star 1 and 75 light years away from Star 2. Which of these conclusions about the stars is correct?
Star 2 is 213 miles away from Star 3.

Star 2 is 63 kilometers away from Star 3.

The light from Star 2 reaches Star 1 in 63 years.

The light from Star 2 reaches Star 1 in 213 years.

Question 30 (Multiple Choice Worth 2 points)

[RM.02]An igneous rock interacts with wind and water over a long period of time. Which of these is most likely formed as a result of these interactions?

lava

magma

sediments

metamorphic rock

Question 31 (Multiple Choice Worth 2 points)

[BWS.05]Which of these statements best proves that electromagnetic forces are weaker than strong nuclear forces?

Neutrons do not repel or attract each other when they are in the nucleus.

Electrons do not move out of an atom when it forms bonds with other atoms.

Protons do not move out of the nucleus of atoms although they repel each other.

Atoms do not have any charge on them although they consist of charged particles.

Question 32 (Multiple Choice Worth 2 points)

[OU.04]The theories on the expansion of the universe

may harm science if proved invalid

may be proved invalid by new discoveries

are weakened by frequent examinations

are too durable to change when re-examined

Question 33 (Multiple Choice Worth 2 points)

[OU.01]Which of these waves has the greatest wavelength?

Wave having a length of 9 meters and a height of 6 meters.

Wave having a length of 20 meters and a height of .5 meters.
Question 34 (Multiple Choice Worth 2 points)

[CM.05]The people in a location in Florida are stocking non-perishable food items and emergency kits in their homes, and covering their doors and windows with plywood. Which of these is the most likely conclusion about the location?

it is the hurricane season in the location

there has been a severe drought in the location

the wind speed has been below normal in the location

a neighbouring location has been struck by lightening

Question 35 (Multiple Choice Worth 2 points)

[OU.01]In which of these mediums do particles of light travel the fastest?

a vacuum

glass

water

wood

Question 36 (Multiple Choice Worth 2 points)

[BWS.02]An idea in science is accepted if it is supported by

media

questions

hypotheses

argumentation

Question 37 (Multiple Choice Worth 2 points)

[BWS.02]Which of these questions can be answered using scientific methods?

Is history more interesting than algebra?

Is the color purple more appealing than green?

Are Sundays more hectic than Mondays?

Are the temperatures in your city demonstrating trends in global warming?

Question 38 (Multiple Choice Worth 2 points)

[OU.04]The picture below shows two galaxies. Which of these statements best describes a similarity between the two galaxies?

Both have elongated centers.

Both change their shape from time to time.

Both are held together by electrostatic force.

Both have shapes determined by gravitational forces.

Question 39 (Multiple Choice Worth 2 points)

[OU.03]The graph below plots the temperature and luminosity of stars on the main sequence. Which of these stars had an initial mass greater than the initial mass of the sun?

Star 1 and Star 2

Star 3 and Star 4

Star 1 and Star 4

Star 2 and Star 3

Question 40 (Multiple Choice Worth 2 points)

[CM.02]A meteorologist observes the readings shown by a barometer on a particular day at 6 PM and 7 PM as shown below. Which of these is the most likely prediction that the meteorologist would make about the weather? There is a possibility of

precipitation

fair weather

a dust storm

dry weather

Question 41 (Multiple Choice Worth 2 points)

[BWS.02]Which of these can be examined using science?

whether horses love humans more than elephants

whether horses are happier animals than elephants

whether elephants live longer in captivity than in the wild

whether elephants are easier to care for than horses

Question 42 (Multiple Choice Worth 2 points)

[CM.05]During the formation of a tornado,

cool air condenses

warm air evaporates

cool and warm air sink

cool and warm air meet

Question 43 (Multiple Choice Worth 2 points)

[OU.04]One meteorologist believes that global warming has caused a significant change in the global weather pattern. One biologist believes that global warming has not made any significant change in the global ecosystem. Which of these statements best explains why the meteorologist and biologist have different views on global warming?

Most data on global warming are inaccurate.

Scientific data changes every time it is tested.

Different scientists use different data for investigation.

Scientists from different backgrounds interpret data differently.

Question 44 (Multiple Choice Worth 2 points)

[FW.02]The Karst topography in Florida is formed as a result of the actions of

geysers

groundwater

recharge

hot springs

Question 45 (Multiple Choice Worth 2 points)

[OU.04]An astronomer has proposed a new theory about the evolution of the universe. Which of these would prevent the proposed theory from being discarded?

discussion about the theory on television

explanation of the theory by some students

publication of the theory in a science magazine

acceptance of the theory by a majority of scientists

Question 46 (Multiple Choice Worth 2 points)

[CM.06]Scientists have done experiments to show that there has been a rapid increase in global temperatures over the years. Based on these experiments, which of these tables best shows the atmospheric methane level from 1600 to 2000?

Year

1600

1700

1800

1900

2000

Methane level (in parts per billion)

740

750

770

830

900

Year

1600

1700

1800

1900

2000

Methane level (in parts per billion)

900

750

770

830

740

Year

1700

1600

2000

1900

1800

Methane level (in parts per billion)

770

750

740

830

900

Year

2000

1900

1800

1700

1600

Methane level (in parts per billion)

830

750

770

740

900

Question 47 (Multiple Choice Worth 2 points)

[OU.02]Professional research telescopes should be large enough to gather sufficient radiation from space. Which of these statements best explains why a reflecting telescope is is best used as a professional research telescope?

Bigger lenses are easier to manufacture and they produce less distortion.

Mirrors of reflecting telescopes gather harmful radiations from space.

Reflecting telescopes reflect away more radiation and distort images.

The series of mirrors and lenses help to reduce distortion of images.

Question 48 (Multiple Choice Worth 2 points)

[OU.02]Which of these statements best explains why space exploration should be encouraged?

It prepares humans to live without oxygen.

It helps dispel myths about objects in space.

It prevents comets and asteroids from striking Earth.

It creates technology to absorb harmful radiations in space.

Question 49 (Essay Worth 3 points)

[OU.04]In your own words, explain how the COBE mission and WMAP mission provided evidence for the Big Bang Theory.

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Question 50 (Essay Worth 3 points)

[FW.02]In your own words, explain how stalagmites are formed in caves.

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Question 51 (Essay Worth 3 points)

[CM.02]In your own words, explain how a radiosonde can be used to predict future weather conditions in a location.

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