What are Stars and Galaxies

What is the study of objects in space and their characteristics?

• Asteroid

• Astronomy

• Biology

• Archaeology

Tags

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

Which of the following are tools an astronomer might use to study stars and planets? Choose 2.

• telescope

• microscope

• stethoscope

A star is formed when gravity causes gas and dust particles to pull together.

• True

• False

Tags

NGSS.MS-ESS1-2

Which characteristics help to determine how a star is classified? Choose 4.

• color

• temperature

• distance

• brightness

• size

Which star is the hottest?

• Blue star

• White star

• Super giant star

• Red giant star

What is the average distance of the Sun from Earth?

• 150 kilometers

• 1,500 years

• 150 million kilometers

Tags

NGSS.MS-ESS1-3

What is a light-year?

• The distance light can travel in a year

• The distance light can travel in an hour

• The distance light can travel in a day

Which of the following are part of a galaxy? Choose 3.

• stars

• gas

• spaceships

• dust

• satellites

Tags

NGSS.MS-ESS1-2

What is a possible outcome of galaxies colliding?

• formation of new stars

• meteor shower

• solar flare

Tags

NGSS.MS-ESS1-2

A galaxy with no particular shape is known as a ______ ?

• barred spiral galaxy

• spiral galaxy

• elliptical galaxy

• irregular galaxy