Sun-Earth-Moon System

Which body has the greater effect on Earth's tides?

• Sun
• Saturn
• Moon 
• Venus

Why does the area around the equator stay the same temperature all year?

• The equator rotates slower than the poles.
• The equator remains the same distance from the sun.
• The equator always receives direct sunlight.
• The equator has 18 hour days.

What are the reasons for the seasons?

• Earth's tilt and rotation.
• Earth's rotation and revolution.
• Earth's tilt and revolution.
• Earth's tilt and resolution

What causes Day and Night on Earth?

• The rotation of the Earth
• Earth moving farther from and closer to the Sun
• The Revolution of  Earth
• The Sun moving around Earth

If these three bodies are lined up with each other, what would this diagram represent?

• full moon
• gibbous moon
• lunar eclipse
• solar eclipse

If the sun, moon, and Earth are lined up, what does this diagram represent?

• cresent moon
• new moon
• lunar eclipse
• solar eclipse

The sun is a 

• planet
• satellite
• star

The moon is a 

• satellite
• star
• planet

The rotation of Earth causes

• water & rain cycle
• CO2 & O2 cycle
• day & night cycle
• seasons

Which of the following has the GREATEST
effect on the Earth’s tides?

• the Moon’s gravitational pull
• the Sun’s gravitational pull
• the position of Venus and Mars
• convection heat from thermal vents