shishfiao Flashcards

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1
Q

What is the largest planet in our solar system?

A

Jupiter

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2
Q

True or False: The Earth is the center of the universe.

A

False

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3
Q

Fill in the blank: The process by which stars produce energy is called ________.

A

nuclear fusion

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4
Q

Which planet is known for its rings?

A

Saturn

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5
Q

What is the nearest star to Earth?

A

Proxima Centauri

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6
Q

What is the term for a moon that is completely illuminated by the sun?

A

Full moon

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7
Q

Which celestial body is known as the Red Planet?

A

Mars

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8
Q

True or False: A light-year is a measure of time.

A

False

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9
Q

What phenomenon occurs when the moon passes between the Earth and the sun?

A

Solar eclipse

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10
Q

What is the name of our galaxy?

A

Milky Way

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11
Q

Multiple Choice: Which of the following is a dwarf planet? A) Venus B) Pluto C) Jupiter

A

B) Pluto

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12
Q

What is the primary component of the sun?

A

Hydrogen

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13
Q

Fill in the blank: The force that keeps planets in orbit around the sun is called ________.

A

gravity

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14
Q

What type of galaxy is the Milky Way?

A

Spiral galaxy

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15
Q

True or False: All planets in our solar system have moons.

A

False

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16
Q

What is the term for a star that suddenly increases in brightness due to a catastrophic explosion?

17
Q

What is the primary reason for the seasons on Earth?

A

The tilt of Earth’s axis

18
Q

Which planet has the longest day?

19
Q

What are the two main types of telescopes?

A

Refracting and reflecting telescopes

20
Q

Multiple Choice: Which planet is known for its Great Red Spot? A) Neptune B) Jupiter C) Saturn

A

B) Jupiter

21
Q

What is the term for a group of stars that form a recognizable pattern?

A

Constellation

22
Q

True or False: Black holes can be seen with the naked eye.

23
Q

What is the name of the effect that explains the redshift of light from distant galaxies?

A

Doppler effect

24
Q

Fill in the blank: The study of celestial objects and phenomena is called ________.

25
What is the main component of the atmosphere of Mars?
Carbon dioxide
26
What is the hottest planet in our solar system?
Venus
27
What is the term for the boundary around a black hole beyond which no light can escape?
Event horizon
28
Which planet is known for having the tallest volcano in the solar system?
Mars (Olympus Mons)