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Astronomy Practice Test Quiz! 14

Astronomy Practice Test Quiz! 14

Astronomy Practice Test Quiz!

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Quiz Questions And Answers

Why are certain telescopes in space?

Astronomy Practice Test Quiz! 14: Why are certain telescopes in space?
You can only see visible light from space.
The atmosphere blocks certain EM waves.
They are closer to what they are studying.

What two things are required for nuclear fusion?

Astronomy Practice Test Quiz! 14: What two things are required for nuclear fusion?
High heat and force.
Uranium and plutonium.
Pressure and water.

What two steller objects come after a red giant in the life cycle of stars?

Astronomy Practice Test Quiz! 14: What two steller objects come after a red giant in the life cycle of stars?
Planetary nebula and white dwarf.
Supernova and neutron star.
Neutron star and black hole.
Supergiant star and neutron star.

What two stellar objects can arise from a supernova?

Astronomy Practice Test Quiz! 14: What two stellar objects can arise from a supernova?
White dwarf and black dwarf.
Neutron star and black hole.
Red giant and red supergiant.

In the equation what does the E stand for?

Astronomy Practice Test Quiz! 14: In the equation what does the E stand for?
Speed of light
Energy
Wavelength

When does a star leave the main sequence?

When it turns into a black dwarf.
When it turns into a planetary nebula.
When it runs out of hydrogen to fuse.

What color are the hottest stars?

White
Blue
Yellow

What competing forces keep main sequence stars at equilibrium?

Gravity and pressure from nuclear fusion.
Gravity and mass.
Stars are unstable and not at equilibrium.

What two things are needed to start nuclear fusion?

High heat and low pressure.
High heat and high pressure.
Hydrogen and helium.

What does being close to the sun mean to the inner planets?

It makes them orbit in the same direction.
It made them consist primarily of rock.
It means they will all spiral into the sun in 2 million years.
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