Earth Science Chapter 24 Lesson 2 Questions

Front

What is a radio interferometer?

Back

A network of multiple radio telescopes wired together to improve resolution and pinpoint radio sources more accurately.

Front

What halo appears when red light is in focus in a refracting telescope?

Back

A bluish halo.

Front

What is the primary tool used for studying space?

Back

Telescope.

Front

What type of mirror is used in reflecting telescopes?

Back

Concave mirror.

Front

What is an advantage of radio telescopes?

Back

They can view 24 hours a day.

Front

Define a refracting telescope.

Back

A telescope that uses lenses to bend light and focus images.

Front

What is the function of a concave mirror in telescopes?

Back

To gather and focus light to form an image.

Front

Explain the difference between a radio telescope and an optical telescope.

Back

Radio telescopes detect radio waves, while optical telescopes collect visible light.

Front

What is the significance of using multiple telescopes in an array?

Back

It enhances resolution and allows for more detailed observations of celestial objects.

Front

What is the role of a protective dome in telescopes?

Back

To shield the telescope from weather elements and light pollution.