Put the size of sun, moon, and Earth in order from the smallest to the largest

• Earth, moon, sun
• sun, moon, Earth
• moon, Earth, sun
• moon, sun, Earth

Why does Earth have seasons?

• The change in distance between the sun & the Earth
• The tilt of the earth as it revolves  around the sun.
• The distance from the Equator.
• The distance between the moon and the Earth.

Why is information about the solar system constantly changing?

• Advertising 
• Less sampling
• Improving technology
• Science fiction movies

What is the main source of light and heat that reaches the planets?

•  other stars
• moons
• our star, the sun
• constellations

Rotation of the Earth causes the:

• day and night
• seasons and year
• tides and eclipses
• tides and ocean currents

In the picture, which X is experiencing night?

• A
• B
• C
• D

Which pictures shows a moon in the full stage?

• A
• B
• C
• D

The apparent motion of the sun across the sky is due to the....?

• Revolution of the Earth around the sun.
• Revolution of the sun around the Earth.
• Rotation of the Earth on its axis
• Orbit of the sun in the galaxy

The ocean tides are the rise and fall of the water level.  Choose the best explanation for the ocean tides.

• Sun's gravitational pull as it orbits the Earth
• Moon's gravitational pull as it orbits the Earth
• Earth's gravitational pull on the moon
• Sun's gravitational pull as Earth orbits the sun

If you wanted to find out how the number of daylight hours changes in a certain location on earth, what data would you need to collect?

• Average high & low temperature
• Time of sunrise & sunset
• Solstice & equinox dates
• Date of season changes