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WorksheetsScience
Total questions: 27
Worksheet time: 13mins
Name
Class
Date
1.
What is the most common star in our galaxy?
a)
Red Dwarf
b)
Medium Yellow
c)
Giant Blue
2.
What kind of star in the Sun?
a)
Red Dwarf
b)
Medium Yellow
c)
Giant Blue
3.
Blue giant stars.
a)
Last trillions of years
b)
Are the coolest stars
c)
Burn out quickly
4.
As the solar nebula collapsed, the attraction between its particles...
a)
Decreased
b)
Increased
c)
Stayed the same
d)
Reversed
5.
Which unit of measure do scientists use to measure distance in space?
a)
Kilometers
b)
Inches
c)
Light Years
d)
Light Miles
6.
Star like sources of light that are extremely far away are called?
a)
Nebulas
b)
Galaxies
c)
Open Clusters
d)
Quasars
7.
What is a galaxy?
a)
A large group of stars, gas, and dust
b)
A huge group of stars
c)
A system with many planets
d)
A mix of gases and dust
8.
How are galaxy's classified?
a)
By their size
b)
By their length
c)
By Their shape
9.
What type of galaxy is our galaxy? (Milky Way galaxy)
a)
Elliptical galaxy
b)
Irregular galaxy
c)
Spiral galaxy
10.
What is the visible part of the sun that we see?
a)
Chromosphere
b)
Photosphere
c)
Corona
11.
In the sun where is the energy mostly produced?
a)
Convective zone
b)
Radiative zone
c)
Core
d)
Chromosphere
12.
What is nuclear fusion?
a)
When two or more nuclei combine together
b)
When solar flares combine
13.
What are the layer's of the earth?
a)
Crust,Mantle,Outer core, and Inner core
b)
Crust,Mantle,Core
c)
Mantle,Core
d)
Crust,Corona,Core
14.
What is an eruption on the suns surface?
a)
Sunspot
b)
Solar Flare
c)
Fire eruption
d)
Lava Explosion
15.
What is a globular cluster?
a)
A tight group of stars that looks like a ball
b)
A tight group of dust that looks like a ball
c)
A tight group of gas that looks like a ball
d)
A big ball of gravity that is very bright
16.
How many types of galaxies do we have?
a)
2
b)
3
c)
1
d)
4
17.
Star like sources of light that are extremely far away?
a)
Galaxies
b)
Nebulas
c)
Quasars
d)
Cluster
18.
The middle layer of the Earth
a)
Crust
b)
Mantle
c)
Core
19.
Which layer of the Earth has the lowest density?
a)
The core
b)
The mantle
c)
The crust
d)
None of the above
20.
What do scientists think the first atmosphere was made of?
a)
Carbon dioxide and oxygen
b)
Carbon dioxide and water vapor
c)
Oxygen and water vapor
21.
Where do gases circulate in the sun?
a)
Chromosphere
b)
Convective zone
c)
Radiative zone
d)
Core
22.
What powers the sun?
a)
Sunspots
b)
Solar flares
c)
Nuclear Fusion
23.
What is a globular cluster?
a)
A group of gases that looks like a ball
b)
A group of stars that looks like a ball
c)
A group of dust that looks like a ball
24.
A very dense region in the sun
a)
Convective zone
b)
Radiative zone
c)
Chromosphere
d)
Photosphere
25.
What form's the outer atmosphere of the sun?
a)
Corona
b)
Solar flares
c)
Sunspots
d)
Convective zone
26.
What is a sunspot?
a)
A cooler, dark spot on the suns photosphere
b)
An eruption on the suns surface
c)
A spot on the sun
d)
The area on the sun that produce more energy
27.
Organisms that photosynthesize get their energy from what?
a)
Water
b)
Oxygen
c)
Nitrogen
d)
The sun
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