planet earth

The actual shape of the Earth is most correctly described as

• a circle

• an oblate sphere

• a perfect sphere

• an eccentric ellipse

Which object represents a true scale model of the shape of the Earth?

• a ping-pong ball

• an egg

• a football

• a pear

The equatorial diameter of the Earth is __________ its polar diameter.

• shorter than

• the same length as

• longer than

Which of the following includes the crust and the upper mantle as the rigid outer part of the Earth?

• lithosphere

• hydrosphere

• atmosphere

• stratosphere

the equator divides the earth into...

• southern and northern hemisphere
• western and eastern hemisphere

how long does it take the earth to move around the sun?

• 365 1/4 days
• 24 hours
• 365 days

what is an astronomers job?

• they study the sun, the moon and other planets
• satellites in space

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

NGSS.HS-ESS1-4

where is the core?

• the inner layer of the earth
• the outer layer of the earth

A scientist that studies the Earth is called a

• geologist
• biologist
• chemist
• physicist

Weathering can be caused by

• water
• ice
• wind
• all of the above