Solar System Inner 4 Planets

Earth and the other planets closest to the Sun are made mostly of _______

• gas
• metal
• water
• rock

Which is the largest object in our solar system?

• Sun
• Jupiter
• Earth
• Pluto

Which planet is closest to the sun?

• Uranus

• Mercury

• Neptune

• Earth

Which planet is third from the sun?

• Mars

• Pluto

• Venus

• Earth

This planet is the same size as Earth and is the brightest of all planets.

• Jupiter

• Saturn

• Venus

• Mars

What is the only planet in our Solar System that life can survive on?

• Neptune

• Jupiter

• Earth

• Mars

What holds the planets in their orbits around the sun?

• gravity

• speed

• string

• air currents

Which object has the most gravity?

• Earth
• moon
• Jupiter
• sun

How many days does it take the Earth to revolve around the Sun?

• 30 days

• 365 days

• 100 days

• 40 days

____________ is closer to the sun and usually hotter.

• Saturn

• Mercury

• Jupiter

• Neptune