WorksheetsDCA Review #3 - FORCES, MOTION, and ENERGY
Total questions: 30
Worksheet time: 15mins
Which tool is used to measures mass?
Balance
Stopwatch
Ruler
Graduated Cylinder
What is a spring scale used to measure?
Gravity
Mass
Pulling Force
Final Velocity
If a car's speed or direction is changing, then its ____________ is changing.
Acceleration
Velocity
Motion
Speed
Speed and velocity are almost the same, except velocity also measures the object's ______________.
Distance
Direction
Time
Mass
What are balanced forces?
Equal forces
Forces that act in opposite directions
Forces that cause motion
Equal forces in opposite directions
What does the weight of an object measure?
The amount of matter in the object
The amount of mass in the object
The force of gravity on an object
The space taken up by the object
What is the tendency to resist a change in motion?
Momentum
Speed
Inertia
Friction
What do simple machines do?
Make work harder
Make work easier
Change the amount of work needed to complete a task
Decrease unbalanced forces
What is the best order for conducting an experiment in science?
draw a conclusion, collect data, design an experiment, share results
design an experiment, collect data, draw a conclusion, share results
design an experiment, draw a conclusion, collect data, share results
draw a conclusion, design an experiment, collect data, share results
Which graph shows a vehicle that is NOT in motion?
A
B
C
D
A man runs for a total of 2 hours. What is his average speed if he runs 6 km during the first hour and 4 km the second hour?
6 km/hr
4 km/hr
5 km/hr
12 km/hr
Which of Newton's laws explains why someone will continue to move forward when riding in a car that stops suddenly if they aren't wearing a seatbelt?
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
Law of Conservation of Energy
If the arrows represent forces, in which direction will the box move?
Left
Right
Up
Down
True or False: When you push on the wall, the wall pushes back with the same force.
True
False
Which graph shows a vehicle traveling at a constant rate?
A
B
C
D
True or False: Energy can be created and destroyed by human technology
True
False
Which form of energy comes from inside the Earth?
Chemical
Thermal
Electrical
Electromagnetic
Which form of energy is found in the food you eat?
Chemical
Thermal
Mechanical
Nuclear
Which form of energy moves a windmill?
Electric
Thermal
Mechanical
Nuclear
At which point on the path of the swing is there maximum kinetic energy?
1
2
3
4
What is the ability to do work or cause change?
Momentum
Force
Acceleration
Energy
When you use an electric stove to bake brownies, what type of energy is the electrical energy transformed into to bake the brownies?
Chemical
Thermal
Mechanical
Electrical
Which type of energy is a combination of both KINETIC energy and POTENTIAL energy?
Thermal Energy
Mechanical Energy
Chemical Energy
Electromagnetic Energy
Kinetic energy depends on what 2 factors?
Mass and Acceleration
Mass and Gravity
Weight and Velocity
Mass and Velocity
True or False: Potential energy is the energy an object has due to its motion.
True
False
A ____________ is a small body of ice and dust that orbits the Sun.
Planet
Meteorite
Comet
Star
What is the rule that energy can neither be created nor destroyed in chemical and physical changes?
Law of Consuming Energy
Mendel's Law of Energy Assortment
Newton's Law of Energy
Law of Conservation of Energy
The system that regulates the body's response to stimuli is known as what body system?
Nervous System
Digestive System
Respiratory System
Circulatory System
A variable that is CHANGED by the person conducting the experiment and not changed by other variables in the experiment is known as which variable?
Dependent variable
Experimental variable
Conduction variable
Independent variable
Two or more forces resulting in a change in an object's motion describes what type of force?
Balanced Force
Unbalanced Force
Opposite Force
Equal Force
