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WorksheetsGrisham Science questions grade 8
Total questions: 27
Worksheet time: 1hrs 16mins
Name
Class
Date
1.
What makes a meme dank?
a)
'DANK' is a word used for somthing very high quality, by this, those memes are for ever very good. For example you could say "mrs. Ranks teaching is dank." that would be a compliment to her teaching.
b)
MADE BY YOUR FRIENDLY PEER ETHAN MURPHY?
c)
FOOD?!?!?
d)
how do you spell dad?
G-O-N-E.
G-O-N-E.
2.
As the moon's shape appears to get smaller, we say that the moon is _.
a)
swelling
b)
waxing
c)
waning
d)
disappearing
3.
About how long does it take the moon to make one complete cycle around the earth?
a)
65 days
b)
8 days
c)
365 days
d)
28 days
4.
What Moon phase is this?
a)
Waxing Gibbous
b)
Waning Crescent
c)
Waning Gibbous
d)
Full Moon
5.
Force
a)
A push or pull that causes an object to move, stop, or change direction.
b)
A change in position or location
c)
Where an object is located in space.
d)
A line or course along which something is moving.
6.
Movement
a)
A push or pull that causes an object to move, stop, or change direction.direction.
b)
A change in position or location
c)
Where an object is located in space.
d)
A line or course along which something is moving.
7.
Which of these is NOT an example of a bicycle using mechanical energy?
a)
The pedals, gears, and chain turn the wheels.
b)
The wheels turn when the bicycle moves.
c)
The front wheel guides the bicycle when it moves.
d)
The reflector allows the bicycle to be seen at night.
8.
A push or a pull that can move an object is a __________.
a)
gear
b)
lever
c)
force
d)
machine
9.
Speed and acceleration are not the same things.
a)
True
b)
False
10.
What is predation?
a)
long lasting and physically close relationship in which at least 1 organism benefits
b)
Relationship in which 1 organism depends on another
c)
When organisms produce their own food
d)
An individual of one species hunts captures kills and consumes an individual of another species
11.
What is mutualism?
a)
When organisms only eat plants
b)
Relationship in which 2 or more species benefit
c)
Organisms eat plants only
d)
Relationship in which 1 species benefits and the other is unaffected
12.
What is commensalism?
a)
Relationship in which 3 species benefits
b)
Relationship in which one organism eats another
c)
Relationship in which 1 species benefits and the other is unaffected
d)
When 1 organism relies on another for life
13.
6. The Lithosphere is the______part of the mantle
a)
Solid
b)
Liquid
c)
Gaseous
14.
4. What layer is the hottest?
a)
Core
b)
Crust
c)
Mantle
15.
True or FalseThe asthenosphere has soft rock that is very cool.
a)
True
b)
False
16.
Which layer is made up of iron and nickel?
a)
Crust
b)
Mantle
c)
Inner Core
d)
Lithosphere
17.
What type of heat transfer in found in Earth"s asthenosphere?
a)
Conduction
b)
Convection
c)
Radiation
d)
I don't know
18.
An object at rest will _______ if no outside forces are applied.
a)
Stay at rest
b)
Increase Velocity
c)
Decrease Mass
19.
A greater applied force is required to move an object with a greater mass than one with a smaller mass.
a)
True
b)
False
20.
The SI units for force are...
a)
Kilograms
b)
Newtons
c)
Meters per second
d)
Pounds
21.
According to Newton’s first law of motion, a moving object that is not acted on by an unbalanced force will
a)
remain in motion.
b)
eventually come to a stop.
c)
change its momentum.
d)
accelerate.
22.
Acceleration is caused by a force acting on a mass.
a)
Newton’s first law of motion
b)
Newton’s second law of motion
c)
Newton’s third law of motion
23.
For a force on an object there is an equal and opposite force.
a)
Newton’s first law of motion
b)
Newton’s second law of motion
c)
Newton’s third law of motion
24.
Without any force to change it, an object at rest stays at rest and an object in motion stays in motion
a)
Newton’s first law of motion
b)
Newton’s second law of motion
c)
Newton’s third law of motion
25.
A(n) __________ is a push or pull.
a)
newton
b)
acceleration
c)
force
d)
momentum
26.
In chemisty, elements are represented by
a)
symbols
b)
formulas
c)
building blocks
d)
ratios
27.
One example of a physical change is
a)
burning paper
b)
baking cookies
c)
the rusting of iron
d)
mixing a milkshake
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