Sun's Structure and Processes

Sun's Structure and Processes

Assessment

Interactive Video

Science

10th Grade

Hard

Created by

Sarah Tabibzada

FREE Resource

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the Sun compare in size and number to other stars in the galaxy?

It is an average-sized star, and most stars are larger.

It is a small star, and most stars are much larger.

It is in the top 10% of stars by size and number, with most stars being smaller red dwarfs.

It is the largest star in the galaxy.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the approximate conditions in the Sun's core?

Pressure is similar to Earth's atmosphere, and temperature is around 1,000 degrees Celsius.

Pressure is 260 billion times Earth's atmospheric pressure, and temperature is 15 million degrees Celsius.

Pressure is 1 million times Earth's atmospheric pressure, and temperature is 1 million degrees Celsius.

Pressure is negligible, and temperature is 5,000 degrees Celsius.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What process is responsible for the Sun's energy generation?

Chemical reactions between hydrogen and oxygen.

Gravitational collapse, converting potential energy to heat.

Nuclear fission, splitting heavy atoms into lighter ones.

Nuclear fusion, combining hydrogen atoms to form helium.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Approximately how long does it take for light generated in the Sun's core to reach its surface?

About 8 minutes.

Several days.

100,000 to 200,000 years.

Millions of years.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary composition of the Sun's interior?

Pure hydrogen gas

Liquid metal

Plasma

Solid rock

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What causes sunspots to appear as dark spots on the Sun's surface?

They are areas where the Sun's material has been completely depleted.

Tangled magnetic loops prevent plasma from sinking, causing it to cool and dim.

They are shadows cast by large celestial bodies passing in front of the Sun.

They are regions of intense solar flares that have burned out.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are faculae, and how do they affect the Sun's energy output?

Dark areas on the Sun's surface that decrease its overall energy output.

Bright rims around sunspots that increase the Sun's overall energy output.

Explosions of plasma that launch material into space.

Arcs of material stretching across the Sun's surface.

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