5 Written Questions

1. the amount of matter in an object
2. the spinning motion of a planet on its axis
3. attractive force between two objects that depends on the masses of the objects and the distance between them
4. the tide with the least difference between consecutive low and high tides
5. the partial or total blocking of one object in space by another

5 Matching Questions

1. solar eclipse
2. craters
3. penumbra
4. meteoroids
5. astronomy

1. a a large round pit caused by the impact of a meteoroid
2. b the blocking of sunlight to earth that occurs when the moon is directly between the sun and earth
3. c the study of the moon, stars, and other objects in space
4. d the part of a shadow surrounding the darkest part
5. e a chunk of rock or dust in space

5 Multiple Choice Questions

1. a system of organizing time that defines the beginning, length, and divisions of a year
   1. maria
   2. calendar
   3. weight
   4. craters
2. the two days of the year on which neither hemisphere is tilted toward or away from the sun
   1. eclipse
   2. orbit
   3. equinox
   4. axis
3. a device built to observe distant objects by making them appear closer
   1. solstice
   2. telescope
   3. eclipse
   4. tide
4. the tendency of an object to resist any change in its motion
   1. umbra
   2. maria
   3. orbit
   4. inertia
5. The blocking of sunlight to the moon that occurs when Earth is directly between the sun and moon
   1. neap tide
   2. eclipse
   3. solar eclipse
   4. lunar eclipse

5 True/False Questions

1. phases → one of the different apparent shapes of the moon as seen from Earth

   True        False

2. maria → dark, flat areas on the moon's surface formed from huge ancient lava flows

   True        False

3. axis → the amount of matter in an object

   True        False

4. orbit → the path of an object as it revolves around another object in space

   True        False

5. weight → an imaginary line that passes through Earth's center and the north and south poles, about which Earth rotates

   True        False