Earth, Moon, and Sun

On what factors does force of gravity between the two objects depend?

• mass and weight of the objects
• speed and distance
• weight and speed of objects
• the mass and distance of objects

What causes day and night?

• the tilt of the Earths axis
• Earths revolution around the sun
• Eclipses
• Earths rotation on its axis

What term describes the spinning of the Earth on its axis?

• rotation
• revolution
• orbital velocity
• orbit

Why does Earth have seasons?

• it rotates on its axis
• the distance between Earth  and the sun changes
• its axis is tilted as it moves around the sun
• the temperature of the sun changes

How long does one complete revolution of Earth around the sun take?

• one rotation
• one year
• one season
• one eclipse

What is weight?

• the weight of something
• how an object looks
• amount of matter in an object
• the force of gravity on an object

What is mass?

• the weight of something
• how an object looks
• amount of matter in an object
• the force of an object

When does a solar eclipse occur?

• new moon
• full moon
• first quarter
• last quarter

When does a lunar eclipse?

• new moon
• full moon
• first quarter
• last quarter

The moon or Earth comes between the sun, casting a shadow on the third object, what happens?

• tides
• day
• eclipses
• night