Earth, Sun and Moon System Reading Science

In paragraph 3, what causes the stars to appear to move across the night sky?

• Earth's rotation on its axis

• The movement of the stars themselves

• The Moon's revolution around Earth

• The Sun's movement across the sky

What is the significance of Earth's 23.5-degree tilt?

• It causes the Earth to rotate faster.

• It influences Earth's seasonal changes.

• It affects the Moon's phases.

• It determines the length of a day.

How long does it take for the Moon to complete its revolution around Earth?

• 24 hours

• 30 days

• 365 days

• 12 hours

What happens during a new moon phase?

• The Moon is fully illuminated by the Sun.

• The Sun's light is not shining on the side of the Moon facing Earth.

• The Moon is closest to the Sun.

• The Moon is visible all night.

Why do the northern and southern hemispheres experience different seasons at the same time?

• The Earth is closer to the Sun during summer in the northern hemisphere.

• The Earth's tilt causes different hemispheres to receive varying amounts of sunlight.

• The Moon's phases affect the seasons.

• The Earth's rotation speed changes with the seasons.

In paragraph 4, what word or phrase gives you a clue to what the word perpendicular means?

• Somewhat like a Frisbee

• Relative to the Sun

• Rather it is tilted

• Orientation in space

. Which of the following statements best shows why it would be winter in the southern hemisphere and summer in the northern hemisphere?

• Earth's tilt positions the northern hemisphere to receive more of the Sun's direct rays.

• Earth's tilt positions the southern hemisphere to receive more of the Sun's direct rays.

• Earth's tilt exposes the northern hemisphere to longer periods of daylight.

• Earth's tilt exposes the northern hemisphere to longer periods of daylight. AND Earth's tilt positions the northern hemisphere to receive more of the Sun's direct rays.

The rotation of Earth takes approximately ____________ to complete, and the revolution of Earth takes approximately ____________ to complete.

• 1 day, 30 days

• 12 hours, 24 hours

• 365 days, 24 hours

• 24 hours, 365 days

In the diagram, which Moon phase is marked with the X?

• First quarter

• Waning crescent

• Waning gibbous

• Waxing gibbous

As used in this passage, what does illuminated mean?

• To be observed

• To glow with light from within

• To have light from some source shine on an object

• To change in a regular pattern