| 1 |
What is a depression on a terrestrial planet or satellite called? |
hill
crater
mountain
ridge
|
| 2 |
Light travels at 186,282 miles per: |
hour
minute
second
year
|
| 3 |
What is a bright streak of light seen in the sky? |
meteorite
asteroid
meteroid
meteor
|
| 4 |
A star that flares up for a short time and then returns to its original nagnitude is a: |
pulsar
nova
quasar
black hole
|
| 5 |
The _ is also known as the northern lights. |
aurora borealis
nova
quasar
black hole
|
| 6 |
What is it called when the sun is blocked out by the moon's shadow? |
lunar eclipse
earth eclipse
solar eclipse
partial aclipse
|
| 7 |
Which of the following planets has the smallest diameter? |
mercury
mars
pluto
venus
|
| 8 |
What is mercury in our solar system? |
the smsllest planet
the fastest planet
the planet nearest to sun
all of these
|
| 9 |
What is it called when the moon is blacked out by the earth's shadow? |
lunar eclipse
earth eclipse
solar eclipse
partial eclipse
|
| 10 |
When matter spins toward a black hole,what kind of energy does it release? |
light energy
ultraviolet rays
infrared light
x-ray energy
|
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