'24: Norman: 7th: Celestial Objects

The length of a year on a planet is best explained by

• The planet rotating on its axis

• The Sun rotating on its axis

• The revolution around the Sun

• The seasons

What is the difference between comets and asteroids?

• Asteroids are rocky, comets are icy

• Comets are rocky, asteroids are icy

• Comets revolve around the earth, asteroids around the sun

• Asteroids travel further than comets.

Which best describes the terrestrial planets?

• Large, planetary rings

• Small, dense, rocky

• Rocky cores, close to sun, surface craters

• Made of helium and hydrogen

Which element makes up the most composition of the Sun?

• Argon

• Oxygen

• Hydrogen

• Carbon

The belt between Mars and Jupiter

• Comets
• Asteroids
• Meteors
• Stars

Tags

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

They are sometimes called shooting stars

• interplanetary dust
• asteroids
• comets
• meteors

A meteorite is DIFFERENT from a comet mainly because

• has a tail of ice and gas
• is found in orbit between Jupiter and Mars
• enters the Earth's atmoshere
• has a nucleus mad of rock and snow.

Sometimes I am called a "dirty snowball". I have a hydrogen cloud, coma, and a nucleus. I am invisible except when near the sun. What am I?

• Asteroid
• Star
• Meteor
• Comet

We are composed mainly of rock and metal.

• comets and stars
• stars and meteors
• asteroid and meteors
• comets and asteroid

The greater mass a planet has, 

• the greater the gravitational force it has
• the less gravitational force it has
• gravitational force does not depend on mass

Tags

NGSS.MS-PS2-4