Components of the Universe

Why do scientists use other frequencies of the electromagnetic spectrum in addition to visible light to study the properties of objects in the universe? (Choose 2)

• Only radio waves can be used to calculate the distance from Earth to other objects in the universe.

• Other frequencies of the electromagnetic spectrum show up as different colors in the telescope.

• Other frequencies of the electromagnetic spectrum provide additional information about objects, so we can have more complete data.

• Visible light only provides a limited amount of data.

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4

According to this HR Diagram, which stars listed below are brighter than the sun?

• Rigel

• Alpha Centauri B

• Sirius B

• Procyon

What is a nebula?

A cloud of gas and dust...

• that undergo supernova to create a star.

• that produce light through nuclear reactions.

• that surround middle-aged stars (like Mrs. Neuman).

• that form stars or result from dying stars.

What is responsible for smaller objects in space continuously circling/orbiting larger objects? 

• light-year
• air
• wind
• gravity

Tags

NGSS.HS-ESS1-4

NGSS.HS-PS2-4

How does redshift provide evidence to support the Big Bang Theory of the origin of the universe?

• Redshift shows that other galaxies are moving away from the Earth.

• Redshift is leftover thermal energy generated during the Big Bang.

• Redshift shows that other galaxies are moving toward the Earth.

• Redshift doesn't support this. Blueshift does.

Tags

NGSS.HS-ESS1-2

The Milky Way galaxy is which type of galaxy?

• elliptical

• spiral

• irregular

Which has more mass, Earth or the Moon?

• Earth
• Moon
• The same

Tags

NGSS.MS-PS2-4

Red stars are the _____________.

• hottest
• coolest
• biggest
• brightest

Which of the following has the longest wavelength?

• microwaves

• UV rays

• Infrared

• Gamma rays

Tags

NGSS.HS-PS4-1

The universe has many different components. Which list places four components of the universe in the most likely order from smallest to largest?

• Planets, stars, nebulae, galaxies

• Planets, stars, galaxies, nebulae

• Nebulae, stars, planets, galaxies

• Galaxies, stars, planets, nebulae

Tags

NGSS.MS-ESS1-3