What can light from distant stars tell astronomers about the universe?

They way stars looked in the past.

Which order of the Electromagnetic Spectrum is correct?

Gamma, x-rays, visible light, infrared, radio

Telescopes differ in the type of

Electromagnetic waves they concentrate.

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Earth Science Chapter 19 Lesson 1

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Observing the Universe

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Questions 16

Answers

1
What kind of energy do electromagnetic waves carry?
Visible energy
Hear energy
Reflected energy
Radiant energy
2
What can light from distant stars tell astronomers about the universe?
The way stars produce energy.
They way stars looked in the past.
The temperature of stars.
The way stars rotate.
3
How many planets revolve around the Sun?
6
9
7
8
4
What do people use today to study outer space?
Refracting lenses
Telescopes
Electromagnetic waves
Binoculars
5
What does the type of radiant energy a star emits depend on?
Reflection
Refraction
Color
Temperature
6
What are galaxies made of?
Telescopes
Stars, Planets, and Moons
Electromagnetic waves
Light rays
7
How do planets and moons differ from the Sun?
The Sun will cease to exist after 5 billion years.
The Sun was once worshipped.
The Sun is made of gas.
The Sun makes its own light.
8
Which order of the Electromagnetic Spectrum is correct?
Visible light, infrared, radio, gamma, x-rays
Radio, gamma, visible light, infrared, x-rays
Gamma, x-rays, visible light, infrared, radio
X-rays, gamma, infrared, radio, visible light
9
What do electromagnetic waves travel through?
Electromagnetic spectrum
Visible light
Radiant energy
Empty space
10
Telescopes differ in the type of
Orbit they occupy.
Electromagnetic waves they concentrate.
Material they are composed of.
Mirrors they use to gather light.
11
Where do optical telescopes work best?
In the desert.
In outer space.
On mountain tops.
Under water.
12
What is the speed of light?
300,000 km/s
200,000 mph
200,000 km/s
300,000 mph
13
Optical telescopes
Gather and focus visible light.
Use mirrors and lenses to concentrate light from objects.
Include refracting and reflecting telescopes.
All of the above.
14
What galaxy are we a part of?
Hubble
Milky Way
Radiant
Spitzer
15
What was used in the past to tell time?
Stars
Tides
Wind
Moon
16
Which telescope is the only one that collects visible light?
Spitzer
James Webb
Hubble
Galileo

Earth Science Chapter 19 Lesson 1 Flashcards | StudBud