Space Science Test #1

Question 1

Earth’s rotation

Answer 1

Causes night and day—Earth rotates once every 24 hours

Question 2

Axis of rotation

Answer 2

Imaginary line that runs North to South through the center of the Earth

Question 3

Axis

Answer 3

23.5 degrees always points in the same direction

Question 4

Earth’s tilt and orbit around the sun fives us…

Answer 4

Seasons

Question 5

Revolution

Answer 5

The motion of one object around another– Earth takes 365 1/4 days to revolve around the sun

Question 6

Seasons

Answer 6

patterns of temperature and weather trends over the course of the year

Question 7

Solstice

Answer 7

One hemisphere experiences maximum sunlight (start of summer– direct sunlight) the other hemisphere experiences minimum sunlight (start of winter– indirect sunlight).

Question 8

Equinox

Answer 8

Both hemispheres experience approximately 12 hours of day and 12 hours of night. (start of spring and autumn)

Question 9

Direct sunlight

Answer 9

The higher the angle of sunlight, the longer the day and the higher the temperatures

Question 10

Indirect sunlight

Answer 10

The lower angle of sunlight, the shorter the day, and lower the temperatures

Question 11

The moon rotates and revolves

Answer 11

In the same amount of time. Therefore, we only see one side of the moon.

Question 12

Eclipses

Answer 12

occur when one body in space goes between the sun and another body in space casting a shadow

Question 13

Solar eclipse

Answer 13

Must be a new moon- order: sun, moon, earth

Question 14

Lunar eclipse

Answer 14

Must be a full moon- order: Sun, earth, moon

Question 15

Tides

Answer 15

Caused by the moon’s gravity. 4 tides in any location in a 24 hour period. (2 low and 2 high)

Question 16

Phases

Answer 16

Caused by the moon orbiting Earth. As the moon orbits we see the bright parts at different angles.