What does a reflecting telescope do?

Uses a curved mirror to collect and focus light

What's the Hertzsprung-Russell Diagram?

Shows stars surface temperature & absolute brightness

What is a spiral galaxy?

A galaxy w/ a middle bulge & pinwheel like arms

What's an elliptical galaxy?

A galaxy that looks like a round or flattened ball

What is parallax used to do?

Measure distances to nearby stars from Earth

When a nebula becomes so dense/hot that nuclear fusion stars

What 5 characteristics are used to classify stars?

Color, Temperature, Brightness, Size, & Composition

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Ch. 16 Semester Final Study Guide - Earth Science

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A #science #chapter16 #studyguide to #review for #finalexams

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Questions 13

Answers

1
What does a reflecting telescope do?
Uses a curved mirror to collect and focus light
Uses a convex lens to gather and focus light
2
When a supergiant explodes suddenly, it's called a....
The Big Bang
Star Bomb
Superblowingupstarthingy
Supernova
3
What is an irregular galaxy?
A galaxy w/ no regular shape
A galaxy with no friends
A galaxy with a neutron star in the center
4
What's the Hertzsprung-Russell Diagram?
Shows stars surface temperature & absolute brightness
Shows star's temperature and location in the universe
Shows the star's size and color
Shows star's mass and distance
5
What is a spiral galaxy?
A galaxy that looks like round/flattened ball
A galaxy w/ a middle bulge & pinwheel like arms
A galaxy w/ no regular shape
6
What's an elliptical galaxy?
A galaxy with a supergiant at the center
A galaxy w/ a central black hole
A galaxy that looks like a round or flattened ball
7
What is the law that says the farther away a galaxy is, the faster it is moving away from us?
Yo Mama's Law
Brahe's Law
Galileo's Law
Hubble's Law
8
What is parallax used to do?
Measure distances to nearby stars from Earth
Measure distances to nearby galaxies from Earth
Measure distances to nearby moons from Earth
9
What is the apparent change in position of an object when you look at it from different places?
Evolution
Parallax
Parawax
Paraexplosion
10
How a star is born?
Doesanyonereallycareaboutit
When a nebula explodes violently
When a nebula becomes so dense/hot that nuclear fusion stars
When another star has a baby
11
The distance light can travel in one Earth year is called a...
Light Year
Sound Barrier Year
Moon Year
Star Year
12
What is a a large cloud of gas and dust spread out in an immense volume?
Nebula
Parallax
Bigfluffyspacecloudorsomethinglikethat
Supernova
13
What 5 characteristics are used to classify stars?
Color, Temperature, Pressure, Location, & Composition
Color, Temperature, Mass, & Distance
Color, Temperature, Brightness, Size, & Composition

Ch. 16 Semester Final Study Guide - Earth Science Flashcards | StudBud