Light and Telescopes Unit 3 Test

If a telescope has 500 mm-f / 10 stamped on it, the aperture is

• 50 mm

• 500 mm

• 5000 mm

• 510 mm

Which of the following is NOT a type of telescope?

• reflecting

• refracting

• infrared

• all are types of telescopes

The main difference between a reflecting and a refracting telescope is

• reflecting telescopes are optical

• refracting telescopes gather more light with a lens

• reflecting telescopes gather and bend light toward a focus using a lens

• refracting telescopes gather and bend light toward a focus using a lens

Which of the following electromagnetic waves is lowest in energy?

• microwaves

• x-rays

• infrared

• visible light

Tags

NGSS.HS-PS4-4

Which of the following electromagnetic waves is highest in energy?

• microwaves

• x-rays

• infrared

• visible light

Tags

NGSS.HS-PS4-4

Which type of electromagnetic wave covers the smallest portion of the spectrum?

• microwaves

• x-rays

• infrared

• visible light

Which portion of the electromagnetic spectrum would an optical telescope use to display an image of a star?

• microwaves

• x-rays

• infrared

• visible light

Tags

NGSS.HS-PS4-5

Which portion of the spectrum could an astronomer use to detect temperature (heat) differences on the surface of a planet?

• microwaves

• x-rays

• infrared

• radio

Of the visible spectrum, which color has the longest wavelength?

• green

• violet

• red

• blue

Tags

NGSS.HS-PS4-1

Of the visible spectrum, which color has the highest energy?

• green

• violet

• red

• blue

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-4