stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
The Sun and Stars Flashcards | StudBud
Explore
/
The Sun and Stars
The Sun and Stars
18 terms
·
StudBud Administration
·
484 plays
Chapter 29 and Chapter 30 Review for Earth Science
Flashcards
18 cards
F
Practice quiz
P
Host live
L
Questions
18
Answers
1
Visibility of stars depends on what?
Just distance
Just brigthness
brightness and distance
2
Most stars fall within what category on the H-R Diagram?
They don't use the HR Diagram
Top
Bottom
Middle
3
What is the longest stage of a star's life?
Giant star
Main Sequence
Prostar
Novas
4
The distance of a star from Earth is measured using what?
Parallax
light spectrum
A 100 foot tape
light year
5
What are sun spots?
Cooler areas of the sun that appear as dark spots
Areas that the sun hits
Areas of the sun that man has landed on
6
The sun is considered to be what size of star?
Medium
Large
Dwarf
Small
7
Which of the following is a solar ejection?
auroras
coronal mass ejections
solar flare
prominences
8
What produces most of the sun's energy?
Hydrogen fusion
Nuclear fusion
Nuclear defusion
Nitrogen fusion
9
What does a blue star indicate?
Kind of cold
Warmest
Hottest
Coolest
10
Which of the following is
NOT
one of the Sun's atmosphere?
Corona
Chromosphere
Troposhere
Photosphere
11
What does a red star indicate?
Warm stars
Hottest stars
Coolest stars
Temperate stars
12
What is formed as a result of nuclear fusion?
Nitrogen Nucleus
Helium Nucleus
Hydrogen Nucleus
The Sun
13
What are stars measured in?
kilometers
miles
light years
14
99% of the the sun is made up of what two gases
Hydrogen and Nitrogen
Helium and Nitrogen
Nitrogen and Oxygen
Helium and Hydrogen
15
How often does sun spots occur?
15 Years
1 Year
10 Years
11 Years
16
What are sunspots evidence of?
Sun's Rotation
Sun's temperature
Sun's gravitational pull
17
What is a star?
A ball of gas that gives off electromagnetic energy
A ball of crumbled up asteroids
A ball of nuclear dust
18
75% of the sun is made up of what?
Neon
Argon
Hydrogen
Helium
