Science CH 4

a scientist that studies the stars, planets, and heavenly bodies

• spaceologist

• geologist

• astronaut

• astronomer

Tags

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

an area with no air or matter

• atmosphere

• vume

• astronomy

• vacuum

A galaxy is a star system containing millions to billions of stars.

• True
• False

Tags

NGSS.MS-ESS1-2

What type of galaxy is the Milky Way?

• spiral

• barred

• irregular

• elliptical

Tags

NGSS.MS-ESS1-2

Which hierarchy is correct, from largest to smallest?

• universe, solar system, galaxy, planet, star
• universe, star, planet, solar system, galaxy
• galaxy, universe, solar system, planet, star
• universe, galaxy, solar system, star, planet

A very bright star can seem to be dimmer because it is 

• further away
• cooler in temperature
• very close
• batteries are dying

the three basic galactic shapes

• spiral, elliptical, and irregular

• spiral, celestial, and irregular

• spiral, magellamic, irregular

• spiral, irregular, dwarf

large clouds of gas and dust floating in space

• galaxa

• nebulae

• dwarf cloud

• supercluster

the force that resists motion

an elliptical galaxy resembles an egg or football

• True
• False