Telescope flashcard

Front

What type of telescope uses mirrors to gather light?

Back

Reflecting telescope

Front

What is the primary function of a telescope?

Back

To gather and magnify light from distant objects.

Front

What type of waves can bend around corners or spread out when passing through an opening?

Back

Diffraction waves.

Front

Which type of electromagnetic radiation has the shortest wavelength?

Back

Gamma Rays.

Front

What type of telescope uses lenses to gather visible light?

Back

Optical telescope.

Front

What is the main advantage of using a reflecting telescope over a refracting telescope?

Back

Reflecting telescopes can be made larger without the issues of lens distortion.

Front

What is the term for the ability of a telescope to distinguish between two closely spaced objects?

Back

Resolution.

Front

What is the difference between a refracting telescope and a reflecting telescope?

Back

A refracting telescope uses lenses, while a reflecting telescope uses mirrors.

Front

What is the purpose of a telescope's aperture?

Back

To collect light and determine the telescope's light-gathering power.

Front

What is the significance of the focal length in a telescope?

Back

It determines the magnification and field of view.