space is cool

what is a saying for the planets

• my very excellent mother just served us nachos
• my very excellent mother just served us no pizza
• my mother just served us nachos

What causes tides to form?

• The Earth's revolution around the sun
• The gravitational pull of the moon and sun on Earth
• Heavy winds blowing across the oceans
• The Earth rotating on its axis

Which causes the day-and-night cycle on earth?

• Earth moving around the sun
• The sun moving around the Earth
• Earth tilting on its axis
• Earth spinning on its axis

What causes the different phases of the moon?

• Earth's shadow falling on the moon
• The change in the positions of Earth, the moon, and the sun
• The change in Earth's position in its orbit around the sun
• The moon's revolution around Earth

When a planet spins on its axis, it is said to ___________________.

• orbit
• rotate
• revolve
• eclipse

To "revolve" means to _________________

• rotate
• spin
• move
• orbit

The lunar cycle begins with which moon phase?

• New Moon
• Full Moon
• Waxing Crescent
• Waning Gibbous 

What does "Gibbous" mean?

• Smaller than 1/2
• Larger than 1/2
• Crescent shaped
• Gigantic 

What galaxy do we live in?

• Black Hole
• Milky Way
• Milk Dud
• Three Musketeers 

What causes seasons?

• The distance of a planet from the sun
• The gravitational pull of the Earth and Moon
• The tilt and revolution of Earth around the sun
• Changing temperatures on Earth