Earth and Space Part 1

What is an orbit?

• the turning of a planet on its axis
• the distance of a planet from the sun
• the speed at which a planet moves around the sun
• the path one object takes around another object in space

What is a large round object that revolves around a star?

• asteroid
• the sun
• planet
• moon

Which of the following demonstrates how a rotating object moves?

• a falling rock
• a spinning globe
• a bouncing ball
• a sliding hockey puck

Which of these is responsible for changes from day to night on Earth?

• Earth's tilt
• Earth orbiting the sun
• the moon orbiting Earth
• Earth rotating about its axis

How long does it take the moon to revolve once around Earth?

• 3 months
• 24 hours
• 29 1/2 days
• 365 days

Which of the following best compares the amount of daylight during the seasons?

• Summer experiences more daylight than winter.
• Winter experiences more daylight than fall.
• Winter experiences more daylight than spring.
• Summer experiences less daylight than spring.

During the ________ phase the moon appears to grow.

• waxing
• waning
• new moon
• full moon

_______ is an imaginary straight line that runs through the center of the Earth at its poles.

• axis
• rotate
• revolve
• orbit

_________ means to spin around on an axis.

• axis
• rotate
• revolve
• orbit

_________ means to travel in a closed path.

• axis
• rotate
• revolve
• orbit