Astronomy

The Sun affects Earth in all of the following ways EXCEPT:

• it heats up Earth's surface
• it provides energy for plants
• it is stored in fossil fuels such as coal
• it reflects light from the Moon

If the Earth moved farther away from the Sun, what would probably happen?

• There would be colder weather
• There would be more seasons
• There would be no moon
• There would be no tides

The motion of Earth around the Sun most affects the

• timing of tides.
• length of a month.
• cycle of the seasons.
• phases of the Moon.

About how long does it take Earth to make one complete orbit (revolution) around the Sun?

• 24 hours
• 7 day
• 1 month
• 1 year

During which season is the northern hemisphere tilted toward the Sun?

• Summer
• Fall
• Winter
• Spring

During the winter months the Earth is ______.

• tilted closer toward the Sun
• tilted farther away from the Sun
• spinning slower than in Summer
• spinning faster than in Summer

During which two seasons is neither hemisphere of Earth tilted toward or away from the Sun?

• Summer and Winter
• Winter and Spring
• Fall and Winter
• Fall and Spring

What causes the seasons of the year?

• The tilt of Earth on its axis
• The rotation of the Moon around Earth
• The spinning of Earth on its axis
• The northern and southern hemisphere

Which is TRUE of the day-night cycle on Earth?

• All parts of Earth are in sunlight at the same time
• As the Earth rotates only the part of the Earth lighted by the Sun experiences daytime
• Each time the Earth revolves around the Sun, one day has passed
• It takes the Earth eighteen hours to complete one day-night cycle

Which of the following is the result of the rotation of Earth?

• Cloud formation
• Day and night
• The seasons
• Weather