Show:
Vocabulary
Stars
Lives of Stars
Telescopes
True/False
100

What is a black hole?

A spot that contains so much gravity not even light can pass through.

100
Are stars larger or smaller if they are close to Earth?
Larger
100

A star is born when what occurs?


nuclear fusion begins

100
Telescopes have these in them.
Lens
100
All stars are the same size and color.
False
200
The _______ is an example of a star.
Sun
200
The stars look so small to use because they are __________ from Earth.
far away
200
A supernova is the explosion of a dying


a. large mass star

b. medium mass star

c. low mass star

a. large mass star

200
Telescopes help our eyes see things that are _______.
far away
200

Radio waves have shorter wavelengths than waves of visible light.

False

300

A ______ _________ is the distance light travels in a year.

light year

300
Stars give off _____ and _______.
Light and heat
300

At the death of a large mass star what can happen?

A black hole can form or a neutron star

300

A reflective telescope uses _________ to magnify light waves.

mirrors
300

Astronomers typically measure distances to stars in units called kilometers.

False, astronomical units

400

What is a giant ball of hot gases that undergo nuclear fusion?

star

400
This piece of equipment helps us see stars up close.
Telescope
400

What determines whether a star will form a black hole when it dies?

It's size. The largest mass stars can cause a black hole

400

Telescopes work by collecting and focusing different forms of ____________________ radiation.

electromagnetic

400
The sun is a star.
True
500

A range of colors formed when white light passes through a prism is called a

prism

500
The hottest star is __________ in color. 
Blue
500

What are the phases shared among all sizes of stars?

Forming a nebula and then a protostar once nuclear fusion has occurred.

500

The type of light humans can see is called ____________________ light.

visible

500

Jupiter is the largest object in our solar system

False, the Sun