And Stars

What can affect the brightness of a star that we see on Earth?

• How big the star actually is

• How far away the star is

• The type and age of the star

• How fast the star is moving

The brightest star we can see on Earth is:

• Polaris

• The Sun

• Betelgeuse

• Rigel

What is a star made from?

• Hot gasses

• Rocks

• Lava

• Burning petrol

Which of the following is a star?

• The Moon

• The Earth

• The Sun

• Jupiter

Order these stars from hottest to coolest.

• Blue star

• White star

• Yellow star

• Red star

• Orange star

Roughly how long will the total life of our Sun be?

• 1 million years

• 10 million years

• 10 billion years

• 10 trillion years

Tags

NGSS.HS-ESS1-1

How old is our Sun now?

• 5 million years

• 50 billion years

• 5 billion years

• 50 million years

Tags

NGSS.HS-ESS1-1

What does a light year measure?

• distance

• time

• mass

• weight

What does a light year measure?

• How long it takes light to travel to the nearest star

• How far light can travel in 1 year

The Sun is more than one light year away from Earth.

• True

• False

Tags

NGSS.MS-ESS1-3