Unit 4 Posttest Review Question Preview (ID: 55753)
Astronomy, Moon, Stars, Planets.
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Which of the following is true of all stars?
a) They are the same temperature as the Sun
b) They are the same distance from Earth
c) They follow similar life cycles
d) They follow a similar size pattern
When looking at the Sun during the day and the stars during the night, what can be observed?
a) The Sun is a different type of object in space that the stars we see at night
b) The Sun is a star that is closer to Earth than the other stars we see at night
c) The Sun moves toward and away from Earth, while stars stay in one spot
d) The Sun has a round shape, while stars have a shape with four points
Which would result in Earth no longer rotating on its axis?
a) Half of Earth would always face the Sun and be lit, while the other half would face into space and always be dark
b) Half of Earth would always face the Moon and be dark, while the other half would face into space and always be lit
c) the Moon would appear to stand still in the sky
d) the stars would appear to stand still in the sky
In the year 1610, the astronomer Galileo used the telescope he built to observe the moons of Jupiter. Until the invention of the telescope, there was no evidence of moons around any planet beyond Earth. What is this an example of?
a) the observation of the creation of a planetary moon
b) new evidence changing scientific knowledge
c) new interpretations of old evidence changing scientific knowledge
d) new interpretations of the movement of planetary bodies
What does a telescope do?
a) measures the temperature of things
b) measures the weight of things
c) shows things that are close up
d) shows things that are far away
What is the reason that a constellation appears to move across the night sky?
a) Earth's rotation on its axis
b) Earth's revolution around the Sun
c) the movement of stars, not Earth
d) the tilt of Earth's axis
Which of these planets is farthest from the sun?
a) Venus
b) Mercury
c) Mars
d) Earth
If a spacecraft starts a journey in 1977 and flies past Jupiter, then Saturn, and eventually Uranus, what planet would the spacecraft fly past next?
a) Venus
b) Mercury
c) Neptune
d) Mars
Why aren't stars visible during the day?
a) The Sun is so bright that it overwhelms the light of the other stars
b) The moon is positioned between Earth and the stars during the day
c) The Sun is positioned between Earth and the stars during the day
d) The Sun is so dim that it overwhelms the light of the other stars
How long does it take for the Moon to orbit once around Earth?
a) 365 days
b) 29.5 days
c) 24 hours
d) 12 hours
How can I demonstrate how the lengths of day and night change on Earth throughout the year?
a) Hold a ball straight up and down, spin it counterclockwise, the lamp (sun) revolves around ball (Earth)
b) Hold ball at an angle, spin the ball in place counterclockwise, the lamp (sun) revolves around ball (Earth)
c) Hold ball straight up and down, spin ball in place counterclockwise, ball (Earth) revolves around the (sun)
d) Hold ball at an angle, spin ball in place in counterclockwise motion, rotating ball (Earth) revolves around lamp (sun)
Which answer choice has the four moon phases listed in the correct order?
a) waxing crescent, waxing gibbous, waning gibbous, waning crescent
b) waning crescent, waning gibbous, waxing gibbous, waxing crescent
c) waxing gibbous, waxing crescent, waning crescent, waning gibbous
d) waning gibbous, waning crescent, waxing crescent, waxing gibbous
About how often is there a full moon?
a) about every 7 days
b) about every 30 days
c) about every 14 days
d) about every 90 days
The constellations Ursa Major and Ursa Minor could be seen in the night sky. A few hours later it appeared as though Ursa Major was close to the horizon, and Ursa Minor was not visible anymore. What happened to Ursa Minor?
a) Ursa Minor stopped creating enough light to be seen
b) Ursa Minor switched places with a different constellation
c) The rotation of the Moon blocked Ursa Minor from sight
d) The rotation of Earth caused Ursa Minor to move out of sight
What planet is Neptune closest to?
a) Mars
b) Uranus
c) Venus
d) Saturn
Waxing means
a) sideways
b) decreasing
c) increasing
d) down
Waning means
a) sideways
b) decreasing
c) increasing
d) down
There are observations about what is on the surface of Mars. What MOST LIKELY changed the scientific ideas about water on Mars?
a) the ability to replicate what it would be like to visit Mars
b) the ability to retrieve samples from the Moon that are similar to Mars
c) the development of new formation theories based on meteorites from Mars
d) the development of satellite telescopes that collected new evidence from Mars
What would explain the difference between sunrise times for the same day in two different cities?
a) one city is in a different time zone than the other
b) one city is on higher land than the other
c) Earth is rotating from east to west
d) Earth is rotating from west to east
Which planet is known for its Great Red Spot?
a) Venus
b) Uranus
c) Jupiter
d) Mars
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