Solar System

What holds the planets in their orbits around the sun?

• gravity
• speed
• string
• air currents

What is in the center of the Heliocentric Model?

• Sun
• Comet 
• Jupiter
• Earth

Which choice shows the correct order of the planets?

• Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune
• Earth, Venus, Mars, Mercury, Jupiter, Saturn, Uranus, Pluto
• Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
• Saturn, Venus, Mars, Mercury, Jupiter, Neptune Mercury, Uranus

What planet is it?

• Jupiter
• Saturn
• Uranus
• Venus

Jupiter, Saturn, Uranus, and Neptune are what type of planets?

• Gas Giants
• Ice Giants
• Terrestrial Planets
• Exterior Planets

What is responsible for smaller objects in space continuously circling/orbiting larger objects? 

• light-year
• air
• wind
• gravity

The four terrestrial planets all have

• Rocky surfaces
• Hot temperatures
• Deep atmospheres
• Large size

The curved path in which a planet, satellite, or spacecraft moves in a circle around another object.  The path one object takes around another.

• rotate
• orbit
• moon
• revolve

Any object with mass has gravity.

• True
• Sometimes
• False
• Never

Two factors effecting the magnitude of the force of gravity between 2 objects are...

• mass and distance 
• mass and matter
• distance and weight 
• weight and mass