Solar System Science 6

Renz wants to color an illustration of Mars. What color is most appropriate for him to use?

• red

• blue

• green

• yellow

You saw a streak of light moving fast in the night sky. What could this be?

• 1. comet

• 1. • meteor

• • asteroid

• • meteorite

Earth in the center of the solar system, with all of the other planets and the sun orbiting around it in a perfect circle.

• Geocentric

• Meocentric

• Heliocentric

• Deocentric

Model presents the sun as the center of the solar system.

• geocentric

• Deocentric

• heliocentric

These planets are Mercury, Venus, Earth, and Mars.

• outer planet

• terrestrial planet

• gas giant planet

Is a body in space that orbits a star and is large enough to have sufficient gravity to mold into a sphere and push away other objects of the same size that would go near its orbit.

• moon

• planet

• sun

• asteroid

is the largest planet in the solar system.

• Mars

• Jupiter

• Saturn

• Venus

Greenhouse gases are heat-trapping gases. Because carbon dioxide fills the atmosphere of this planet, heat is trapped in the planet.

• Mercury

• Mars

• Saturn

• Venus

are inactive, rocky bodies with pitted or cratered irregular surfaces.

• Asteroids

• Meteorites

• Meteoriods

Which planet is represented by D in the given image?

• • Earth

• • Venus

• • Uranus

• • Mars