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WorksheetsWeek 2 - Physics
Total questions: 45
Worksheet time: 1hrs 7mins
The Law of Conservation of Energy (First Law of Thermodynamics) states:
Energy can be created or destroyed, but not transformed
Energy cannot be created nor destroyed, it can only be transformed
Energy can't be created, destroyed, or transformed
Energy is the ability to do work or cause changes.
True
False
A car at the top of the drop on a roller coaster has ________ energy.
potential
kinetic
chemical
sound
A car rolling down the drop of a roller coaster has ________ energy.
potential
kinetic
chemical
sound
Which of following are types of kinetic energy? Check all that apply.
sound energy
light energy
thermal energy
mechanical energy
potential
We receive ________ and heat energy from the Sun.
sound
mechanical
light
kinetic
Which of the following is an example of kinetic energy?
A rock at the top of a hill.
Water falling down a waterfall.
A pencil sitting on a desk.
A backpack on the ground.
Objects with a higher temperature have particles that are vibrating _______.
faster
slower
Pushing a filing cabinet across the room is an example of ________ energy.
light
thermal
chemical
mechanical
_________ energy is the energy of motion.
Potential
Kinetic
Thermal
Sound
_______ energy is stored energy.
Potential
Kinetic
Light
Sound
Potential and kinetic energy combined are the ________ energy an object has.
light
chemical
mechanical
sound
______ energy is a type of potential energy that is stored in links between molecules of food and fuel.
Mechanical
Light
Chemical
Sound
______ energy is the energy of moving particles of matter.
Light
Thermal
Potential
Chemical
_____ is the flow of thermal energy from one substance to another.
Heat
Light
Sound
Movement
______ energy is energy from the Sun that we can see.
Sound
Thermal
Chemical
Light
When a soccer ball is on a field, the energy it has JUST BEFORE being kicked is called
kinetic energy
potential energy
mechanical energy
chemical energy
direction
Which one of the following is NOT the property of a vector quantity?
Unit
Magnitude
Location
Direction
Distance... Vector or Scalar?
Vector
Scalar
Length... Vector or Scalar?
Vector
Scalar
Displacement... Vector or Scalar?
Vector
Scalar
Wind blowing at 20 mph... Vector or Scalar?
Scalar
Vector
30 m/sec, East... Vector or Scalar?
Scalar
Vector
Neither
A deer running 15 meters per second, due west... Vector or Scalar?
Scalar
Vector
Which of these is NOT a vector quantity?
displacement
time
velocity
acceleration
A car travels 90 meters due north from the origin in 15 seconds. Then the car turns around and travels 40 meters due south. What is the magnitude and direction of the car's resultant displacement from the origin?
40 metres, South
50 metres, South
50 metres, North
40 metres, North
100 N 230 N
<------ --------->
A car moved 60 km East from its origin, and then 90 km West. What is the final displacement and direction of the car from its origin?
30 km, West
60 km, East
90 km
150 km
A cat walks 3 meters west toward a laser, then jumps 5 meters due south when it sees a thing. What is the total distance the cat has traveled (to the nearest tenth)?
3.0m
5.0m
8.0m
5.8m
You walk 80m east from BCHS on 4th Ave to get some Whataburger. After getting there, your friend texts you that Electronix is giving out free stuff, so you walk the 65 m south to receive your swag. After that, you decide to walk 80m west to the Sev for a nice drink to cool down. Suddenly, you realize you forgot your wallet at school! You pause to wonder, "how did I buy all that stuff?" and then you run 65m north, back to BCHS. What is your total displacement from origin?
0m
290m
518m
80m
