Exploring Stars and the Sun

Which of the following is a technological advance that has allowed us to gather more information about distant objects in the sky?

• The invention of the telescope

• The development of the steam engine

• The creation of the printing press

• The discovery of electricity

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GA.S4E1.a

What is one reason why the sun appears larger than other stars?

• It is the largest star in the universe

• It is closer to Earth than other stars

• It is made of different materials than other stars

• It is the only star that emits light

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GA.S4E1.b

Which of the following best describes a planet?

• A celestial body that emits its own light

• A celestial body that orbits a star

• A celestial body that is made entirely of gas

• A celestial body that is larger than a star

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GA.S4E1.c

What causes us to have day and night?

• The Earth's rotation on its axis

• The Earth's revolution around the sun

• The moon's orbit around the Earth

• The sun's movement across the sky

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GA.S4E2.a

Compare and contrast the information gathered by telescopes and satellites about distant objects in the sky.

• Telescopes gather more detailed images, while satellites provide data on atmospheric conditions.

• Telescopes are used for observing planets, while satellites are used for observing stars.

• Telescopes can only be used during the day, while satellites can be used at night.

• Telescopes are more advanced than satellites in gathering information.

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GA.S4E1.a

Explain why some stars appear brighter than others, even if they are not closer to Earth.

• Some stars are larger and emit more light.

• Some stars are made of different materials.

• Some stars are moving faster than others.

• Some stars are older than others.

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GA.S4E1.b

Develop a model to explain why the length of day and night changes throughout the year.

• The Earth's rotation speed changes.

• The Earth's axis is tilted as it orbits the sun.

• The sun's brightness varies throughout the year.

• The moon's phases affect the length of day and night.

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GA.S4E2.a

Why is the Hubble Space Telescope considered a significant technological advancement in astronomy?

• It is the first telescope to be launched into space.

• It provides clearer images of distant galaxies than ground-based telescopes.

• It is the largest telescope ever built.

• It can observe objects during the day.

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GA.S4E1.a

Construct an argument to explain why the sun is essential for life on Earth.

• The sun provides light and heat necessary for life.

• The sun is the largest object in the solar system.

• The sun's gravity keeps the planets in orbit.

• The sun is the only source of energy in the universe.

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GA.S4E1.b

Construct an explanation of how the characteristics of stars differ from those of planets.

• Stars emit their own light, while planets reflect light.

• Planets are made of gas, while stars are solid.

• Stars are always larger than planets.

• Planets have atmospheres, while stars do not.

Tags

GA.S4E1.c