Astronomy Chapter 4

The Milky way is this kind of galaxy.

• elliptical galaxy

• spiral galaxy

• irregular galaxy

The main factor that determines what a star will become it its ______________________________.

• parallax

• apparent brightness

• color

• mass

States that the farther away a galaxy is, the faster it is moving away from us.

• Law of Universal Gravitation

• Newton's First Law of Motion

• Hubble's Law

• Big Bank Theory

The brilliant explosion of a dying supergiant star.

• white dwarf

• black dwarf

• supernova

• neutron star

Tags

NGSS.HS-ESS1-3

All of space and everything in it.

• supernova

• galaxy

• universe

• pulsar

Tags

NGSS.HS-ESS1-2

NGSS.HS-ESS1-3

A large cloud of gas and dust in space, spread out in an immense volume.

• eclipsing binary

• universe

• galaxy

• nebula

The distance light travels in a year is called

• a year

• a light year

• time/space continuum

• HR Diagram

Humans can see -

• visible light

• Ultraviolet light

• xrays

How long ago was the universe formed?

• 13.7 billion years ago

• 12.5 million years ago

• On Harry Potter's 11th birthday

• 8.8 trillion years ago

Most scientists believe the Big Bang Theory explains which of the following questions?

• How our planets and moons formed

• How our universe began

• How the sun turns hydrogen into helium

• How fast light travels through space

Tags

NGSS.HS-ESS1-2