Components of the Universe Test

Review::Jeopardy Game

Please select a Team by picking the category that matches your birthday.

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Waves The Sun Distances HR DiagramComponents of

The Universe

Team Scores Participant Scores

$100

$200

$300

$400

$500

Origins ofThe Universe

$200

Team Scores

Back to the Board

Participant Scores7300 Nicole Neves

7200 Amanda Bsaibes

7200 Hunter Bronson

7200 Adam Elkenaney

6800 Molly Howard

6800 James Daniels

6800 Aaron Harris

6800 Destiny Landrum

6800 Kaitlyn Warner

6500 Loghan Petty Back to the Board

In the visible light spectrum, which color of light has the lowest frequency?

Waves$100

1. Red2. Green3. Blue4. Violet

Which electromagnetic wave has the highest frequency and is often emitted from black holes?

Waves$200

1. Visible Light2. Gamma3. Infrared4. Ultraviolet

In the diagram below, which letter represents the wavelength?

Waves$300

1. A2. B3. C4. D

In the diagram below, which type of wave has the most energy?

Waves$400

1. Radio2. Gamma3. Infrared4. Ultraviolet

Which electromagnetic wave has the longest wavelength and is used to explore the universe?

Waves$500

1. Gamma2. Radio3. Infrared4. Visible Light

Why does the sun appear larger than other stars?

The Sun$100

1. Distance to Earth2. Yellow color3. Chemical composition4. High temperature

Which group, on the HR Diagram, does our Sun belong to?

The Sun $200

1. White Dwarfs2. Giants3. Super Giants4. Main Sequence

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It takes approximately 8 minutes and 20 seconds for light produced by the Sun to reach the Earth. Therefore, the Sun is located ______________________.

The Sun $300

1. much less than one light year from the Earth

2. about 8.3 light years from the Earth3. more than 160 light years from the Earth4. about one light year from the Earth

Which statement best describes Earth’s sun?

The Sun$400

1. The sun is an average star in terms of size and temperature

2. The sun is the glowing remains of an older, dying star

3. The sun is a collection of stars held together by gravity

4. The sun is a red giant that will soon become a black dwarf star

Energy is transferred from the Sun to Earth mainly by _____________.

The Sun$500

1. molecular collisions2. density currents3. red shifts4. electromagnetic waves

If a star’s light takes 600 years to reach the Earth, we know the star is ______________________.

Distances$100

1. showing a red shift2. moving away from us3. moving toward us4. 600 light years away

Which unit would you use to best measure distances in the solar system?

Distances$200

1. Meter2. Light year3. Astronomical unit4. Kilometer

Rigel is 490 light years from Earth. If Rigel explodes today (supernova), when will scientists on Earth be able to detect this stellar explosion?

Distances$300

1. Between 4-6 am2. 490 years from now3. 1000 years from now4. When the sun is low on the horizon

The distance between objects in the universe are usually measured in light years because _________________.

Distances$400

1. many objects in the universe are in close proximity to Earth

2. only electromagnetic waves, such as light, can travel through a vacuum

3. smaller units, such as kilometers, result in values that are impractical and large

4. many objects in the universe radiate light that can be seen from Earth

A light year is an appropriate unit for measuring the _______________.

Distances$500

1. distance between galaxies2. time it takes to travel to Mars 3. time it takes to travel to the Sun4. distance between the Earth and the

Moon

Which color of stars has the highest surface temperature?

HR Diagram$100

1. Red2. Blue3. White4. Yellow

What is the primary factor that determines which path a star will take on the lifecycle diagram?

HR Diagram$200

1. Nuclear fusion2. Gravity 3. Mass4. Chemical composition

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What is the general relationship between the surface temperature and brightness of a Main Sequence star?

HR Diagram$300

1. As the temperature increases, the brightness increases

2. As the temperature increases, the brightness decreases

3. As the temperature increases, the brightness remains the same

4. As the temperature remains the same, the brightness increases

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A star that is extremely bright, but has a low temperature probably belongs to which group on the H-R Diagram?

HR Diagram$400

1. Main sequence2. White dwarfs3. Giants4. Super giants

A star that is low in magnitude, but has a high surface temperature probably belongs to which group on the H-R Diagram?

HR Diagram$500

1. White dwarfs2. Giants3. Super giants4. Main sequence

Which of these best describes the composition of a nebula such as the Crab Nebula?

Components of the Universe$100

1. Clouds of dust and gas2. Ice crystals3. Planets and moons4. Large asteroids

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Spiral and irregular galaxies contain a lot of gas and dust. How is this related to the age of the stars in the galaxy?

Components of the Universe$200

1. A collection of gas and dust is needed to form new stars

2. All dust in galaxies is left over from old stars that died a long time ago

3. Gas and dust are a product of nuclear fusion in middle aged stars

4. There is no connection between gas and dust and the age of stars in a galaxy

What do all galaxies have in common?

Components of the Universe$300

1. They are the same shape2. They are made of stars3. They are the same distance from

Earth 4. They travel around the Sun

In what way is the life cycle of stars a cycle?

Components of the Universe$400

1. The number of stars in the universe is constant

2. All types of stars follow a predictable pattern of change

3. Black holes cause the compression of matter, which in time, forms new stars

4. Supernovas give off dust and gas, which eventually form nebulae

Which of the following best explains why stars are different colors?

Components of the Universe$500

1. The star are in different galaxies 2. The stars are different distances away 3. The stars are at different stages in

their life cycles 4. The stars have different numbers of

planets orbiting them

What information can astronomers obtain from spectrographs about stars?

Origins of the Universe$100

1. Temperature and chemical composition

2. Size and distance3. Temperature and distance4. Chemical composition and distance

By studying the light from stars in distant galaxies, scientists know that __________.

Origins of the Universe$200

1. the universe has not changed over time

2. objects in the universe are moving apart

3. the sun is still the center of the universe

4. all objects in the universe are the same distance apart

Studying the red shift in light is important to astronomers because it provides evidence that the _______.

Origins of the Universe$300

1. universe is expanding2. light year is a useful unit3. planets are rotating4. sun is a star

Which of these statements best supports the Big Bang theory?

Origins of the Universe$400

1. The Sun contains most of the mass that makes up the Solar System

2. The three types of galaxies are spiral, elliptical, and irregular

3. Galaxies show a red shift, indicating they are moving away from each other

4. The North Pole of the Earth points to Polaris the North Star

Scientists believe that before the “Big Bang”, the matter that makes up the universe _________.

Origins of the Universe$500

1. was spread far apart2. was packed tightly together3. did not exist4. was located where it is today