Stars Quiz Grade 6

A large cloud of dust and gas in space

• nebula

• star

• moon

• sun

A contracting cloud of gas and dust with

enough mass to form a star

• dust

• nuclear

• protostar

• nebula

True or False:

Small stars use fuel more slowly than large stars.

• True

• False

Medium mass stars, the ______ size as

the sun, can last 10 billion years.

• same

• different

High mass stars, _______ than the sun, can last 10 million years.

• same

• larger

• different

• smaller

Deaths of Stars

After a star runs out of fuel, it becomes a

________ ______.

Massive stars can explode when their fuel runs

out. This explosion is called a ________.

• nebula

• white dwarf

• supernova

• supergiant

Massive stars can explode when their fuel runs

out. This explosion is called a ________.

A _________ is an object with gravity so strong that nothing, not even light, can escape.

• nebula

• black hole

• explosion

• white dwarf

Red stars are _____. Yellow stars are hot. Blue stars are very, very hot.