Solar System

Mercury, Venus, Earth, Mars, Saturn, Uranus, Neptune. 
Which planet is missing?

• Pluto
• Jupiter
• the sun
• the moon

Which statement best describes a galaxy?

• a cluster of millions of stars held together by gravity
• a star, with planets, moons and other small space bodies revolving around it
• all known objects
• all of the above

Which planets are terrestrial planets

• Inner planets
• Outer planets
• Both
• Asteroid belt

Tags

NGSS.MS-ESS1-3

A force of attraction between any two objects is called _____________.

• static electricity 
• rotation
• gravity
• orbit

Tags

NGSS.MS-PS2-4

How does the distance between two objects affect the force of gravity?

• The closer the two objects are the more gravitational force they have.
• The farther apart the two objects are the more gravitational force they have.
• The closer the two objects are the less gravitational force they have.

Tags

NGSS.HS-PS2-4

Which of the following is a common characteristic of outer planets?

• have rings
• shorter years
• terrestrial
• less than 5 satellites

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

• gas
• metal
• water
• rock

Tags

NGSS.MS-ESS2-1

The moon is a natural  ______ of Earth.

• comet
• axis
• satellite
• space probe

Tags

CCSS.RI.5.7

CCSS.RI.6.7

CCSS.RL.4.7

CCSS.RL.5.7

CCSS.RL.6.7

The __________ has planets, moons, comets, and asteroids.

• solar system
• earth
• rotation
• United States

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

One of the main differences between the outer and inner planets is __________.

• The inner planets all have water
• the inner planets are much bigger than the outer planets
• the outer planets are gas planets
• the outer planets have rings, and the inner planets don't