Stars and Galaxies Review

Match the type of galaxy to its description.

"Looks oval or circular. Contains very little gas or dust and has mostly older stars".

• Dwarf

• Elliptical

• Irregular

• Spiral

A star is "born" when ______________ begins.

• nuclear fusion

• nuclear fission

• heat

• light release

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

Match the type of galaxy to its description.

"Has arms and a bulge in the middle, spins so arms look bent. Contains lots of gas and dust and mostly younger stars ".

• Dwarf

• Elliptical

• Irregular

• Spiral

When a star dies it can become . . . (check all that apply)

• a White giant

• a Neutron star

• a Black hole

• a Blue dwarf

• a White dwarf

The phase of a star's life where it spends the majority of its lifetime is called___________________________.

• The protostar stage

• the red giant stage

• the main sequence stage

• the blue stage

Tags

NGSS.HS-ESS1-3

What is being fused in the core of a star when it is born?

• Hydrogen

• Helium

• Carbon

• Iron

Tags

NGSS.HS-ESS1-1

What is responsible for killing a medium or low mass star?

• Gold

• Iron

• Steel

• Adamantium

• No more fuel

15 million Celsius is the temperature at which . . .

• a star turns to diamond.

• a star dies.

• a star is born.

• gold is formed.

Tags

NGSS.HS-ESS1-1

Match the type of galaxy to its description.

"Has no clear shape or structure. Mixture of old and new stars".

• Dwarf

• Elliptical

• Irregular

• Spiral

What type of galaxy are we in?

• Irregular

• Spiral

• Elliptical

• Dwarf