The Sun and Stars

What is the best description of a star?

• a rocky ball of fire

• a ball of hot, glowing gases

• a collection of clouds and dust

• a sphere that reflects the suns light

Why does the light of the sun reach Earth faster than any other star?

• it is the closest star to Earth

• it is a giant ball of glowing gases

• it is the farthest star from the moon

• it is the largest star

Two stars are producing the same amount of light. Which statement best describes how the star appears?

• The star that appears dimmer is older than the brighter star

• The star that appears brighter must be the largest star

• The brightest star is furthur from Earth than the dimmer star

• The dimmer star is farther from Earth than the brighter star

Why does the sun appear larger and brighter than Sirius A, even though Sirius A contains more mass?

• Sirius A is hidden by clouds

• The sun is heavier than Sirirus A

• The sun burns hotter than Sirius A

• The sun is closer to Earth

Tags

NGSS.MS-ESS1-3

The sun helps people and animals on Earth in many ways excpet for which of the following?

• Earth receives light from the sun

• Earth receives warmth from the sun

• Earth receives energy from the sun

• Earth receives water from the sun

Tags

NGSS.MS-ESS2-4

Why are telescopes used to study stars?

• You can see the opposite side of the sun

• You can make objects in space appear farther away

• You can make objects in space appear closer and larger

• You can make objects in space appear darker

Which of the following best descibes why you can see many more stars through a telescope than with just your eyes?

• telescopes magnify light

• telescopes collect waves

• telescopes send images to Earth

• telescopes make objects seem far away

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

The sun appears larger and brighter from Earth than the other 3 stars. Which sentence explains why?

• The sun grows during the day, and shrinks at night

• The sun is closer to Earth

• The sun burns the hottest, so it appears larger

• The sun is made up of burning solids, so it appears larger

Tags

NGSS.MS-ESS1-3

Which best describes our sun?

• It is a medium-size star that releases light and other energy

• It is the largest star and releases energy

• It is a small star that absorbs energy from Earth

• There are no other stars like our sun

Tags

NGSS.MS-ESS1-1

2 stars the same size and temperature. Which statement best describes how you might tell which star is closest to Earth

• one star has bigger solar flares

• one star is brighter than the other

• you could judge the distance using a radio telescope

• you can measure how long it takes a spacecraft to reach them