Space Unit Quiz Review

A __________ is a chunk of ice & dust that has a bright head & a long narrow tail.

• asteroid
• planet
• meteoroid
• comet

What is the correct order of the planets from the sun? 

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

Complete the sentence: the _____the mass of the object, the stronger the gravitational pull between two objects.

• smaller

• larger

A student made a model of how the Earth, Moon, and Sun orbit. She used ping-pong balls
to represent each one. She painted each one a different color. Then, she placed the Moon
and Earth close together and the Sun much further away.What is one limitation of the student's model?

• She used the same size balls.
• She made earth orbit the sun.
• She moved the Sun away from the Earth and Moon.

Tags

NGSS.MS-ESS1-3

Where is the asteroid belt found?

• Between Earth and Mars

• Between Uranus and Neptune

• Between Mercury and Venus

• Between Mars and Jupiter

The gravitational pull between the Sun and Venus could be increased by decreasing which of the following?

• The speed of the orbit of Venus

• The mass of the Sun and Venus

• The period of rotation of the Sun

• The distance between the Sun and Venus

What is the difference between an asteroid and comet?

• one orbits the sun, the other orbits the earth

• comets are icy, asteroids are rocky

• one is small and one is big

• asteroids reflect light

A student is swinging a ball on a string in a circle to model the Sun and planet's gravitational pull causing the movement in the solar system. If the student lets go of the string holding the ball, which path would the ball take?

• 
• 
• 
• 

Zach makes a model of the solar system using clay spheres. He makes sure the spheres are to scale by size. He lines them up on his desk with each sphere being 5 cm apart. They are in the correct order starting with the Sun. What change in his model does he need to make it correct?

• Make all of the planets the same size

• Change the distance between the planets

• Shape all the planets like eggs

• Place the sun in the center

All planets are kept in orbit in the solar system by the force of gravity from the...

• Galilean moons

• Other planets

• The Sun

• Comets