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Worksheets

Telescopes

Total questions: 49

Worksheet time: 49mins

Name
Class
Date
1.

All instruments shown are?

a)

Computers

b)

Radars

c)

Telescopes

d)

Satellites

2.

What kind of telescope is shown in Diagram A?

a)

X-ray Telescope

b)

Radio Telescope

c)

Refracting telescope

d)

Reflecting Telescope

3.

What kind of telescope is shown in Diagram B?

a)

X-Ray Telescope

b)

Radio Telescope

c)

Refracting Telescope

d)

Reflecting Telescope

4.

What kind of telescope is shown in Diagram C?

a)

X Ray Telescope

b)

Radio Telescope

c)

Refracting Telescope

d)

Reflecting Telescope

5.

How does a reflecting telescope differ from a refracting telescope?

a)

Bigger Lens

b)

Bigger Mirrors

c)

Reflecting uses Mirrors, Refracting uses lens

d)

Refracting uses Mirrors, Reflecting uses lens

6.

Which kind of telescope is used to study radio waves?

a)

Ultraviolent Telescope

b)

X-ray Telescope

c)

Refracting Telescope

d)

Radio Telescope

7.

Who was the first person to study the Moon with a telescope?

a)

Galileo

b)

Isaac Newton

c)

Hans Lippershay

d)

Robert Willams

8.

Who was the first person to use a reflecting telescope?

a)

Galileo

b)

Isaac Newton

c)

Hans Lippershey

d)

Robert William

9.

The study of the stars, planets, and other bodies in space is

a)

cosmology.

b)

astronomy.

c)

astrology.

d)

planetology.

10.

The first human-made satellite was launched into space by the

a)

Soviet Union.

b)

Chinese.

c)

United States.

d)

Italians.

11.

A large collection of stars that travel together through space is

a)

astronomy.

b)

constellation.

c)

a nebula.

d)

a galaxy.

12.

The exploration of space began in

a)

1959.

b)

1628.

c)

1957.

d)

1969.

13.

The telescope used by Galileo was a

a)

Hubble telescope.

b)

reflecting telescope.

c)

radio telescope.

d)

refracting telescope.

14.

A convex lens curves

a)

outward.

b)

inward.

c)

inward, then outward.

d)

outward, then inward.

15.

A concave mirror curves

a)

outward.

b)

inward.

c)

inward, then outward.

d)

outward, then inward.

16.

Radio telescopes are used to observe

a)

rain.

b)

clouds.

c)

light.

d)

very distant stars and galaxies.

17.

An astronomical unit is equal to

a)

150 million km.

b)

150 trillion km.

c)

300,000 km/sec.

d)

300,000 km.

18.

A light-year is equal to

a)

150 million km.

b)

150 trillion km.

c)

300,000 km/sec.

d)

10 trillion km.

19.

The force that pushes a rocket forward through space is called

a)

thrust.

b)

velocity.

c)

reaction.

d)

gravity.

20.

The path of a satellite around a planet is its

a)

shuttle.

b)

orbit.

c)

velocity.

d)

space station.

21.

The Hale Telescope is a

a)

space telescope.

b)

radio telescope.

c)

refracting telescope.

d)

reflecting telescope.

22.

Reflecting and refracting telescopes can be used only

a)

in outer space.

b)

when radio waves are not present.

c)

to see space objects that are fairly nearby.

d)

when the sky is clear.

23.

The ability to make things look larger than they are is

a)

Copier

b)

Magnification

c)

Radiation

d)

Minimize

24.

A large building that contains one or more telescopes for looking into space is an

a)

Observatory

b)

Spacecraft

c)

NASA

d)

Hubble

25.

. The lens on a telescope that is nearest to your eye is a

a)

observation lens.

b)

eyepiece.

c)

focal lens.

d)

shadow lens.

26.

A telescope that can be used during the daytime to detect radio waves from objects in space is a ______________ telescope.

a)

ultraviolet

b)

radio

c)

reflecting

d)

refracting

27.

An instrument that separates light into a spectrum is a

a)

EM spectrum.

b)

space probe.

c)

satellite.

d)

spectroscope.

28.

The lens on a telescope that is nearest to the object observed

a)

observation lens.

b)

eyepiece.

c)

focal lens.

d)

shadow lens.

29.

The distance from the center of a lens to the focal point is the

a)

distance point.

b)

football field.

c)

meter length.

d)

focal length.

30.

A lens that is thinner in the middle than at the edges is a

a)

convex lens.

b)

concave lens.

c)

objection lens.

d)

impact lens.

31.

A _________________ is an object that revolves around another object in space.

a)

star

b)

space ship

c)

satellite

d)

space probe

32.

A telescope that uses lenses OR mirrors to collect and focus visible light is a

a)

optical telescope.

b)

reflecting telescope.

c)

refracting telescope.

d)

radio telescope.

33.

. A telescope that uses a concave mirror to gather light (second flat mirror reflects image to eyepiece lens is a

a)

optical telescope.

b)

refracting telescope.

c)

reflecting telescope.

d)

radio telescope.

34.

The _______________ is the point where incoming light focuses to a single point.

a)

point of light

b)

focal point

c)

focus point

d)

image point

35.

A ________________ is a spacecraft that carries scientific instruments that can collect data, but has no human crew

a)

star trek

b)

space shuttle

c)

satellite

d)

space probe

36.

A ________________ is a lens that is thicker in the middle than at the edges.

a)

convex lens

b)

concave lens

c)

focus lens

d)

image lens

37.

The _______________________ is the famous reflecting telescope built by Edwin Hubble for space exploration.

a)

Sptizer Telescope

b)

Spudnik Telescope

c)

Hubble Space Telescope

d)

James Webb Telescope

38.

What does (a) point to

a)

objective lens

b)

eyepiece

c)

focal point

d)

objective focal length

39.

What does (b) point to

a)

objective lens

b)

eyepiece

c)

focal point

d)

objective focal length

40.

What does (c) point to

a)

objective lens

b)

eyepiece

c)

focal point

d)

eyepiece focal length

41.

What does (d) point to

a)

objective lens

b)

focal point

c)

eyepiece

d)

eyepiece focal length

42.

What does (e) point to

a)

objective lens

b)

eyepiece

c)

focal point

d)

eyepiece focal length

43.

What does (e) point to

a)

primary mirror

b)

secondary mirror

c)

focus length

d)

body tube

44.

What does (d) point to

a)

primary mirror

b)

secondary mirror

c)

focus point

d)

objective lens

45.

What does (f) point to

a)

eyepiece

b)

body tube

c)

stand

d)

objective lens

46.

What does (a) point to

a)

eyepiece

b)

objective focal length

c)

eyepiece focal length

d)

objective lens

47.

What does (b) point to

a)

focus point

b)

objective focal length

c)

eyepiece focal length

d)

eyepiece

48.

What does (c) point to

a)

eyepiece focal length

b)

objective focal length

c)

canister

d)

objective lens

49.

What does (f) point to

a)

focus point

b)

objective lens

c)

eyepiece

d)

stand