ameekins91
Quiz by , created more than 1 year ago

Earth science test 5/18

14
0
0
ameekins91
Created by ameekins91 almost 9 years ago
Close

Earth Science section 5

Question 1 of 17

1

15,000,000*c as plasma

Select one or more of the following:

  • core

  • inner zone

Explanation

Question 2 of 17

1

Sun's mass is 300,000 x earths mass, where?

Select one or more of the following:

  • Core

  • Atmosphere

Explanation

Question 3 of 17

1

At the core the gravitational pull is very weak

Select one of the following:

  • True
  • False

Explanation

Question 4 of 17

1

where is the Radiative Zone?

Select one or more of the following:

  • surrounds the core; energy moves in forms of radiation

  • 2nd layer energy moves by convection

Explanation

Question 5 of 17

1

How hot is the convection zone?

Select one or more of the following:

  • 2,500,000 * c

  • 1,000,000* c

Explanation

Question 6 of 17

1

does the upper region of the suns palsma have three layers?

Select one of the following:

  • True
  • False

Explanation

Question 7 of 17

1

What is the Photosphere?

Select one or more of the following:

  • Surface has a grainy appearance

  • outermost layer the crown

Explanation

Question 8 of 17

1

What is the Chromosphere

Select one or more of the following:

  • ions streaming into space

  • color sphere, seems to glow with a reddish light

Explanation

Question 9 of 17

1

Is Corona the outermost layer/ crown

Select one of the following:

  • True
  • False

Explanation

Question 10 of 17

1

ions streaming into space

Select one or more of the following:

  • solar wind

  • sunspots

Explanation

Question 11 of 17

1

what is the result of convection forces ?

Select one or more of the following:

  • it get hotter

  • magnetic fields are produced by the movement causing it to be cooler

Explanation

Question 12 of 17

1

how long do prominences last

Select one of the following:

  • a week or a few hours

  • years

Explanation

Question 13 of 17

1

solar flares are NOT violent

Select one of the following:

  • True
  • False

Explanation

Question 14 of 17

1

how do solar flares disturb earth's magnetosphere

Select one or more of the following:

  • increase the strength of solar winds

  • it doesnt.

Explanation

Question 15 of 17

1

when are auroras frequent

Select one or more of the following:

  • after a peak in the sunpots cycle

  • when the sun goes down

Explanation

Question 16 of 17

1

solar nebula becomes denser and hotter from collisions and pressure from force of gravity

Select one of the following:

  • True
  • False

Explanation

Question 17 of 17

1

most of the solar nebula is now part of the sun

Select one of the following:

  • True
  • False

Explanation