The yearly orbit of Earth around the Sun is called its

• rotation
• ellipse
• revolution
• tilt

Summer occurs on the hemisphere of Earth that is

• turned away from the Sun
• tilted toward the Sun
• tilted away from the Sun
• turned toward the Sun

A light source is shining on a vertical surface or a slanted surface as shown below. What statement is correct?

• a light energy that hits the vertical surface is stronger because it is concentrated on a smaller area
• the light energy that hits the vertical surface is weaker because it is concentrated on a smaller area
• the light entergy that hits the slanted surface is stronger because it is concentrated on a larger area
• the light energy that hits the slanted surface is stronger because it is concentrated on a smaller area

A line in which an object rotates is defined as

• revolution axis
• rotation axis
• tilt axis
• spin axis

The seasons are caused by

• the direction Earth's rotation axis is pointed with respect to the sun
• the distance Earth is from the Sun
• the shape of Earth's orbit
• the tides of the ocean

When the north end of Earth's rotation axis is pointing toward the Sun, which statement is true?

• The southern hemisphere receives more energy from the Sun
• Temperatures decrease in the northern hemisphere
• The northern hemisphere receives more energy from the Sun
• Temperature increase in the southerin hemisphere

Which phase of the Moon is shown if this is a picture of what the sky looks like at midnight?

• new moon
• first quarter
• full moon
• third quarter

Which phase of the Moon is shown if a picture of what the sky looks like at midnight?

• new moon
• first quarter
• full moon
• third quarter

Which phase of the Moon is shown if this is a picture of what the sky looks like at midnight?

• new moon
• first quarter
• full moon
• third quarter

During __________ phases, more of the Moon is visible each night?

• waxing
• waning
• new
• full