Worksheets8th Grade Science Challenge
Total questions: 25
Worksheet time: 25mins
Name
Class
Date
1.
If there are rocks on top of each other, together they are called...
a)
sedimentary
b)
igneous
c)
metamorphic
d)
candy
2.
List Uranus, layers in order from the outer crust to the inner core:
a)
Hydrogen, helium, and methane gases; Rock and ice core; Water, ammonia, and methane slush
b)
Rock/Ice core; Hydrogen, helium, and methane gases; Water, ammonia, and methane slush
c)
Water; Ammonia; Methane slush
d)
Bread, Meat, Lettuce, Cheese, Ketchup, Bread
3.
Amplitude, wavelength, and frequency only have to do with longitudinal waves.
a)
True
b)
False
4.
What is the scientific method?
a)
a calculation of how fast or how far an object moves
b)
a series of steps that helps people think logically
c)
a method in which scientists use to figure out the smell of an object
d)
a new band from Iceland
5.
Which is an example of Newton's 3rd Law?
a)
Hitting a hockey puck
b)
Two people pulling a rope
c)
A golf ball sitting on a tee
d)
Kicking a ball
6.
Which object has the most mass?
a)
pluto
b)
moon
c)
mars
d)
mercury
7.
The moon gets larger when...
a)
it's in a waning phase
b)
it's in a waxing phase
c)
neither of the above
d)
it eats a lot of cheese
8.
What is the average temperature for ideal life on Earth?
a)
57 degrees
b)
59 degrees
c)
60 degrees
d)
78 degrees with a cool ocean breeze
9.
Which 2 planets contain gaseous hydrogen?
a)
Jupiter and Saturn
b)
Venus and Neptune
c)
Neptune and Earth
d)
Jupiter and Neptune
10.
What is Jupiter mostly made of?
a)
helium and methane
b)
poisonous carbon dioxide and nitrogen gases
c)
hydrogen gas
d)
thin layer of oxygen
11.
Which planet has the greatest mass?
a)
Earth
b)
Mars
c)
Jupiter
d)
Uranus
12.
What is a waning moon?
a)
sunlight moves right to left
b)
moon gets larger
c)
shadow moves right to left
d)
the name of Mr. Berini's fish
13.
The moon is _____ the size of the Earth.
a)
29.5
b)
1 / 2
c)
1 / 4
d)
same size
14.
Where should caustic chemicals be located?
a)
with acids
b)
with bases
c)
high shelves
d)
low shelves
15.
What is mechanical energy?
a)
the energy mechanics have
b)
the energy used or stored in mechanical parts
c)
the energy produced by a wheel
d)
the energy mechanic workers get from working
16.
What is the formula for speed?
a)
s = k / t
b)
s = d / t
c)
d = s / t
d)
t = d / s
17.
Which planet is the fastest?
a)
Mars
b)
Mercury
c)
Venus
d)
None of the above
18.
Sedimentary rocks are where we find:
a)
geodes
b)
animal remains
c)
fossils
d)
none of the above
19.
How many rings does Saturn have to make up it's full set?
a)
7
b)
3
c)
11
d)
9
20.
An igneous rock forms when:
a)
layers are squeezed together over time
b)
high temperatures
c)
magma or lava cools
d)
pressure changes
21.
What is a G-force?
a)
forces that involve the g-force
b)
force of gravity on the body
c)
force of gravity on the body or other objects
d)
force of the pencil on paper when writing the letter g
22.
You know the age of a fossil by the ___________ it was found in.
a)
mountain
b)
rock strata
c)
sediment
d)
location
23.
Which of the following is a quantitative observation?
a)
I see fidget spinners everywhere...
b)
The moon is in the waning gibbous phase
c)
Twenty one teams competed in the Rube Goldberg challenge
d)
In N Out has the best burgers
24.
Waves transfer ____________ , and not ___________.
a)
water, sound
b)
energy, matter
c)
matter, energy
d)
students, teachers
25.
Mrs. Nava and Mr. Berini are the best teachers at Blackstock.
a)
True
b)
False
c)
Who are Mrs. Nava and Mr. Berini?
d)
Let's go Mets.
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