AST 1002 Chapter 6: Astronomical Instruments

What is the name of the device that uses lenses or mirrors to focus light from distant objects?

• A. Telescope.

• B. Microscope.

• C. Camera.

• D. None of the above.

1.       What is the name of the device that measures the brightness of light?

• A. Spectroscope.

• B. Photometer.

• C. Telescope.

• D. None of the above.

1.       What is the name of the type of telescope that uses lenses to focus light?

• A. Refracting telescope.

• B. Reflecting telescope.

• C. Radio telescope.

• D. None of the above.

1.       What is the name of the type of telescope that uses mirrors to focus light?

• A. Refracting telescope.

• B. Reflecting telescope.

• C. Radio telescope.

• D. None of the above.

1.       What is the name of the process by which a lens or mirror produces different images for different wavelengths of light?

• A. Refraction.

• B. Reflection.

• C. Dispersion.

• D. None of the above.

1.       What is the name of the type of telescope that uses radio waves to observe the universe?

• A. Refracting telescope.

• B. Reflecting telescope.

• C. Radio telescope.

• D. None of the above.

1.       What is the name of the device that separates light into its component colors?

• A. Spectroscope

• B. Photometer

1.       What is the name of the type of spectroscope that separates light into a rainbow-like spectrum?

• A. Prism spectroscope.

• B. Diffraction grating spectroscope.

• C. Both A and B.

• D. None of the above.

1.       What is the name of the type of spectroscope that separates light using a series of closely spaced parallel lines?

• A. Prism spectroscope.

• B. Diffraction grating spectroscope.

• C. Both A and B.

• D. None of the above.

1.       What is the name of the type of camera that uses a charged-coupled device (CCD) to record images?

• A. Film camera.

• B. Digital camera.

• C. Polaroid camera.

• D. None of the above.