Astronomy

Which planet has the lowest density?

• Saturn

• Mars

• Jupiter

• Venus

Which planet is the largest?

• Mars

• Earth

• Mercury

• Jupiter

Which planet has an axial tilt that causes it to almost rotate on its side like a ball?

• Mercury

• Uranus

• Neptune

• Mars

Which planet is the warmest?

• Saturn

• Venus

• Jupiter

• Mars

Where is the asteroid belt located?

• Between Mars and Jupiter

• Between Mercury and Venus

• Between Venus and Earth

• Between Saturn and Uranus

What is the difference(s) between a dwarf planet and a planet?

• Both are on the same orbital path

• Planets have other debris and dwarf planets do not.

• Plants do not have stars.

• Dwarf planets have a different orbital plane and size.

During which moon phases does a spring tide occur?

• last quarter and new moons

• Full and new moons

• Waning crescent and waning gibbous

• Waxing crescent and waxing gibbous

During which moon phases does a neap tide occur?

• 1st and 3rd quarter

• full moon and last quarter

• new moon and first quarter

• waxing crescent and waxing gibbous

How did the moon form?

• The moon was captured by Earth's gravity as it passed by.

• The theory is that a Mars sized object collided with Earth-the giant impact theory

• The moon split off from a rapidly spinning Earth.

• The moon formed from debris ejected after a Mars-sized body collided with Earth.

Which has a greater effect on the Earth's tides... the sun or moon?

• The moon is because it is farther from the sun

• The moon because it is closer to Earth than the sun

• The sun because it is warmer

• The sun because it is larger