Star Cycle

Star Cycle

7th - 8th Grade

12 Qs

quiz-placeholder

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Star Cycle

Star Cycle

Assessment

Quiz

Other Sciences

7th - 8th Grade

Practice Problem

Medium

Created by

Rachel Silverman

Used 1K+ times

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A star forming nebula is...

birthplace of stars
made up of gas and dust
contracts due to gravity to begin forming a star
All are correct

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A protostar is the...

end of the star's cycle
beginning of the star's cycle

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Main sequence stars are...

the majority of stars in the universe
the stage when the star fuses Hydrogen into Helium
neither is correct
both are correct

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A high mass star in main sequence turns into a Super Giant and...

loses mass but expands.
it may fuse heavier elements such as iron.
10% of the star's lifetime
all are correct

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A super giant explodes in a supernova...

1. that lasts only a few seconds
2. that lasts millions of years
3. and hydrogen, helium and other fused elements are ejected
1 and 3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A supernova can cause a black hole...

which is so dense that nothing can escape it's gravity, not even light.
which pushes matter away from it.
where only light escapes.
which is actually a bright star.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A supernova can also turn into a neutron star...

when the star's core collapses and forms a dense mass of neutrons.
where not even light can escape.
and then it turns into a planet.
and it does a little dance.

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