Telescopes and Spectrum

What type of telescope uses mirrors to gather and focus light?

• Transmitting telescope

• Refracting telescope

• Absorbing telescope

• Reflecting telescope

Which type of telescope uses lenses to bend and focus light?

• Magnifying telescope

• Refracting telescope

• Curved telescope

• Reflecting telescope

What kind of telescope is used to detect radio waves from space?

• X-ray telescope

• Infrared telescope

• Microscope telescope

• Radio telescope

Which telescope type is designed to observe objects beyond Earth's atmosphere?

• Reflecting telescope

• X-ray telescope

• Refracting telescope

• Radio telescope

What is the full range of all possible frequencies of electromagnetic radiation called?

• Electromagnetic spectrum

• Electromagnetic field

• Radiation spectrum

• Light spectrum

Reflecting telescopes are also known as what kind of telescopes?

• reflector telescopes

• refractor telescopes

• absorber telescopes

• transmitter telescopes

Refracting telescopes are also known as what kind of telescopes?

• reflecting telescopes

• catadioptric telescopes

• dioptric telescopes

• achromatic telescopes

What is the main advantage of radio telescopes over optical telescopes?

• Ability to observe smells instead of light

• Require physical contact with celestial bodies

• Limited range of wavelengths

• Ability to observe wavelengths not visible to optical telescopes

Which space telescope was launched by NASA in 1990?

• Hubble Space Telescope

• Kepler Space Telescope

• Galileo Space Telescope

• Spitzer Space Telescope

What is the purpose of a telescope's aperture?

• To increase the weight of the telescope

• To change the color of the images produced

• To control the amount of light entering the telescope

• To adjust the focus of the telescope