Telescope Types and Functions Quiz

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Questions and Answers

Which type of telescope uses a mirror to gather light?

  • Radio
  • Reflecting (correct)
  • X-ray
  • Refractor

What is the primary purpose of a telescope?

  • To capture a broader range of wavelengths
  • To improve resolution
  • To gather more light (correct)
  • To provide magnification

Which type of telescope is used for visible light?

  • Radio
  • Infrared
  • X-ray
  • Optical (correct)

Who introduced a telescope model in 1609?

<p>Galileo (C)</p> Signup and view all the answers

Which type of telescope uses both a lens and a mirror?

<p>Catadioptric (C)</p> Signup and view all the answers

Which celestial object is the most prominent in the sky, second only to the Sun?

<p>The Moon (A)</p> Signup and view all the answers

What is the relationship between the Moon and Earth?

<p>The Moon is a satellite of Earth (C)</p> Signup and view all the answers

What causes ocean tides on Earth?

<p>The gravitational attraction of the Moon (C)</p> Signup and view all the answers

What are the different phases of the Moon?

<p>Full, Crescent, Quarter, Gibbous, New Moon (B)</p> Signup and view all the answers

What is the force of gravity given by according to Newton's Law of Gravity?

<p>F = Gm1m2 / r^2 (D)</p> Signup and view all the answers

Flashcards

Reflecting Telescope

A telescope that uses a mirror to collect and focus light, creating an image.

Purpose of a Telescope

To collect more light from distant objects, making them appear brighter and more detailed.

Optical Telescope

A telescope designed to observe the sky in the visible light portion of the electromagnetic spectrum.

Galileo

Introduced an improved telescope model in 1609, making significant astronomical observations.

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Catadioptric Telescope

Telescope that uses a combination of lenses and mirrors to focus light and form an image.

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The Moon

Earth's only natural satellite; second brightest object in the sky.

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Moon's Relationship to Earth

The Moon orbits Earth, bound by gravity.

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Ocean Tides

Caused by the gravitational pull of the Moon acting on Earth's oceans.

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Lunar Phases

New, Crescent, Quarter, Gibbous, and Full.

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Newton's Law of Gravity

F = Gm1m2 / r^2, this describes force of gravity proportional to masses and inversely proportional to distance squared.

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