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WorksheetsAZSci Prep 1
Total questions: 60
Worksheet time: 2hrs 42mins
Is the underlined phrase the independent variable or the dependent variable?
How does watching TV during studying affect a student’s test grades?
Independent Variable
Dependent Variable
You want to test which size of soccer ball is easiest to juggle with your feet. You test a size 3, size 4 and a size 5 ball. You count the seconds the ball stays in the air for each of the trials.
What is the dependent variable?
the size of the soccer ball
the seconds the ball stays in the air
What will happen if two friends of the same size and weight get on a seesaw?
they will move up and down because they are unbalanced
they will move up and down because they are balanced
they will not move because they are balanced
they will move because they are unbalanced
When would the forces acting on the wooden box be balanced?
when it is pushed from one side with one hand
when it is pushed from the same side with two hands
when it is pushed from both sides using the same force
when it is pushed from both sides using different forces
How does adding wheels to a chair make it easier to move around the room?
it helps increase the force of friction on the chair
it helps reduce the force of friction on the chair
they help increase the mass of the chair
they help reduce the mass of the chair
Energy that causes a transfer of heat between materials
thermal/heat
electrical
mechanical
light
According to Newton's First Law of Motion, an object at rest will remain at rest unless acted upon by what?
friction
gravity
external force
internal force
If Superman is pushing a car with a certain force and the car has a certain mass, what is the formula to calculate the acceleration of the car?
F = ma
V = IR
P = mv
E = mc²
What is the SI unit of force?
Second
Meter
Newton
Kilogram
Which law of motion explains why Iron Man moves forward when he expels gases backward from his suit?
Newton's first law of motion
Newton's second law of motion
Einstein's theory of relativity
Newton's third law of motion
Inertia is a major part of which law? List at least TWO of the components that contribute to Inertia.
Kinetic Energy is the energy of motion. Why is Thermal energy considered a type of Kinetic energy? Is something moving?
An organism receives traits from its parents. This is an example of...
In the punnett square below, what belongs in the missing square
Spiderman's powers changed his DNA, so his kids will have powers too.
True: Parents pass their DNA to their offspring
False: Spiderman acquired his powers.
What type of Genotype is this: Aa?
Homozygous
Heterozygous
An inherited trait that helps those organisms that have it to survive
niche
structure
characteristic
adaptation
True or False: The environment can affect your genes.
True
False
Can an organism change its traits automatically?
Yes, organisms always adapt
No, organisms cannot change
No, it takes a couple of generations
No, only plants can do that
What is an example of a physical adaptation for protection?
Changing color to blend into the environment
Having webbed feet for swimming
Using sounds to communicate with other animals
Having sharp claws for digging burrows
What type of pressures can cause a population of animals to die out? Choose all that apply.
Not enough food available
Loss of environment/space
They get lazy
Animals always die out
a trait that is developed during life (not born with it)
Trait
Inherited Trait
Acquired Trait
What will happen?
The car will slow down
The car will speed up
Who wins the tug of war?
The person on the left will win
The people on the right will win
What is the first step of the scientific method?
communicate
question
experiment
think about it
A SUMMARY OF YOUR RESULTS
CONCLUSION
HYPOTHESIS
QUESTION
DATA
THE PART OF THE EXPERIMENT THAT YOU ARE INVESTIGATING
CONTROL
INDEPENDENT VARIABLE
DEPENDENT VARIABLE
THE PART OF THE EXPERIMENT THAT CHANGES AS A RESULT.
CONTROL
INDEPENDENT VARIABLE
DEPENDENT VARIABLE
Bullfrogs are Florida’s largest frog. Frogs spend part of their life cycles in water and part on land. Which physical characteristic is most useful for a water environment?
Thin skin
Large eyes
Webbed feet
Long, strong legs
What causes day and night?
The sun's ROTATION
The tilt of the earth on its axis
The earth's ROTATION on its axis every 24 hours
What is a REVOLUTION?
When one object orbits around another object
When one object rotates in place on an axis
When two objects spin around each other
The sun sets in the....EW
east
west
An (a) line that goes through the (b) so that it can (c) is called the (d) .
The movement of the Earth around the sun is called...
revolution
rotation
The moon appears lit because...
it glows from inside.
it is on fire.
it reflects the sun's light.
it is hot.
All matter is made up of tiny _______________
energy
particles (atoms and molecules)
bits
antimatter
Solid
Liquid
Gass
In which state of matter will there be the LARGEST space between molecules?
Solid
Liquid
Gas
What is state of this shape?
liquid
gas
solid
These have a FIXED volume, but NOT a fixed shape, taking the shape of their container.
Solid
Liquid
Gas
If I drop 4 objects of different weights from various heights, which object will experience the highest gravitational force?
the object with the largest size
the object with the smallest size
the object with the largest mass
the object with the smallest mass
I decided to kick soccer balls of different weights with different forces. Using my data in the table, which ball would travel the farthest?
ball 1
ball 2
ball 3
ball 4
