Earth Science Quiz 2

Any object with mass has gravity.

• True
• Sometimes
• False
• Never

A person would weigh less on on the Moon than on the Earth because . . .

• Moon has more mass, and therefore more gravity
• Moon has less mass, and therefore more gravity
• Moon has more mass, and therefore less gravity
• Moon has less mass and therefore less gravity

__________holds all of the planets in orbit around the sun.

• Force
• Motion
• Weight
• Gravity

What prevents planets from drifting off into space and keeps it in the planets in our Solar System?

• Gravity

• Weight

• Friction

• Forward Motion

What is the curved path of an object around a star or planet?

• E. elliptical

• A. orbit

• D. tide

• B. axis

• C. satellite

What is the force that attracts a body towards the center of the earth, or towards any other physical body having mass?

• A. gravity

• B. orbit

• C. axis

• D. tide

• E. satellite

What causes day and night?

• The tilt of the Earth's axis
• The Earth's distance from the Sun
• The movement of the Moon
• The rotation of the Earth on its axis

What causes the seasons?

• The phases of the moon
• The distance of the Earth from the Sun
• The tilt of the Earth's axis relative to its orbit around the Sun
• The rotation of the Earth

What is the main cause of the tides?

• Moon

• Rotation of the Earth
• Sun

• Wind

Which planet is closest to the sun?

• Uranus
• Mercury
• Neptune
• Earth