FSA review unit 4: Space

FSA review unit 4: Space

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Open Ended

Name one unit used to measure distances in space.

Multiple Choice

Why can't astronomers in space use units like yards, miles or kilometers to measure distance in space?

• Different fields of science always use different units

• Distances are too far away to use those units

• The scientist that discovered celestial objects got to name the units

• Those objects are not tangible and are more of a prediction.

Multiple Choice

Galaxies are objects in space made up of billions of stars held together by gravity. Which object below is at the center of each galaxy?

• The Sun

• Alpha Centauri

• Black hole

• Neutron Star

Multiple Choice

Which force causes nebulas to condense and begin forming into a protostar?

• gravity

• friction

• electromagnetism

• balanced forces

Open Ended

Name any of the 4 characteristics of a star.

Multiple Choice

What type of star has a temp. of 7,000 K and a high brightness?

• Blue giant

• White dwarf

• Yellow main sequence

• Red Supergiant

Multiple Choice

What type of star has a temp. of 16,000 K and a low brightness?

• Blue giant

• White dwarf

• Yellow main sequence

• Red Supergiant

Open Ended

What layer of the sun does fusion take place?

Multiple Choice

What is convection?

• direct contact to transfer of heat

• hot matter rises, cold matter falls

• heat transferring through a vacuum

• Heat transferring with no contact

Multiple Choice

What did observations of sunspots teach us about the sun?

• That the sun is larger than once thought

• That the sun is smaller than once thought

• That the sun rotates just like earth.

• That the sun revolves just like the sun

Multiple Choice

Which EM wave has a higher frequency, UV or x-rays?

• UV

• X-ray

Open Ended

What is one difference between the 4 first planets and the last 4 planets in our solar system?

Multiple Choice

Which planet revolves around the sun the fastest?

• Mars

• Jupiter

• Neptune

• They all travel the same speed

Multiple Select

The model/ image is an example of...

(hint: more thna one answer)

• Lunar eclipse

• Solar eclipse

• Spring tide

• Neap tide

• Planetary conjunction

Multiple Choice

What phase of the moon is shown?

• Waxing gibbous

• Waning gibbous

• Waxing crescent

• Waning crescent

Draw

Draw a thrid (last) quarter phase of the moon.

Open Ended

In a short sentence, describe why we always see the same side of the moon on earth.

FSA style question

Practice Hard to Test Easy

Multiple Choice

Phillip is calculating the path of a space probe that will travel to Pluto. On the way to Pluto, the probe will pass Mars, Saturn, Jupiter and Neptune. Which of those planets exerts the greatest gravitational force?

• Mars

• Saturn

• Jupiter

• Neptune

Multiple Choice

Modern telescopes make it possible for astronomers to detect planets around distant stars. Why couldn't astronomers detect these planets before?

• The planets are much closer than the stars they orbit

• The planets are much larger than the stars they orbit

• The planets are much farther than the stars they orbit

• The planets are much smaller than the stars they orbit

Multiple Choice

Which of the following astronomical bodies is largest?

• Jupiter

• the Sun

• the Moon

• the Milky Way

Multiple Choice

Which of these celestial objects is farthest from the Sun?

• Pluto

• Saturn

• the Moon

• the Andromeda galaxy

Multiple Choice

Which of the following statements best compares the geocentric model and the heliocentric model?

• The heliocentric model placed Earth at the center of the solar system, while the geocentric model placed the sun at the center.

• The geocentric model placed Earth at the center of the solar system, while the heliocentric model placed the sun at the center.

• Both the geocentric and heliocentric model placed Earth at the center of the solar system.

• Both the geocentric and Heliocentric model placed the sun at the center of the solar system.

Multiple Choice

The diagram shows the positions of the planets in the solar system. Which of the following planets most likely has higher surface temperature than Earth?

• Mars

• Neptune

• Uranus

• Venus

Multiple Choice

The diagram shows how Earth fits into other structures that make up our universe. Which of the following would fit on the blank line the best?

• asteroid belt

• Mars

• Milky Way

• Proxima Centauri

Multiple Choice

The table shows information about four stars. Which of the stars emitted light that traveled for the longest time before reaching Earth?

• Alpha Centauri B

• Vega

• Sirius B

• Procyon A

Multiple Choice

When viewed from Earth, star X appears much brighter than star Y. However, star X is a smaller and cooler star than star Y. Which of the following best explains the difference in apparent magnitude of these stars?

• Star Y rotates faster than star X

• Star X rotates faster than star Y

• Star Y is closer to Earth than star X.

• Star X is closer to Earth than star Y.