Force and Motion 1
Force and Motion 2
Force and Motion 3
Force and Motion 4
Force and Motion 5
100
What is a PUSH or PULL of an object?
Motion
Force
Friction
Gravity
Force
100
What are two examples of forces?
Art and Music
A push or pull
A stand or ground
The dark side and the light side
A push or pull
100
What pulls a ball back to earth?
Gas
Gravity
Friction
Molecules
Gravity
100
Friction is greater when the two surfaces are ________________.
rough
100
What force moves an object away from you?
pull
push
gravity
Jedi force
push
200
If these boys are pulling with the same amount of force. What will happen?
The boy in blue will win.
They will not move at all.
The boy in red will win.
Both will fall down.
They will not move at all.
200
Which word means a change in position?
Speed
Motion
Direction
Force
Motion
200
Which material should be used on a bicycle ramp to increase friction?
shiny metal
rough paper
smooth wood
rough paper
200
The force that acts directly against the direction of motion.
What is friction?
200
Pushes and pulls are examples of...
forces
stretches
twists
kicks
forces
300
Which of the following statements are true?
Balanced forces cause a change in motion.
Unbalanced forces cause a change in motion.
Forces do not effect the change in motion.
Unbalanced forces cause a change in motion.
300
Is kicking a soccer ball a push or a pull?
push
pull
push
300
When an object changes its path of motion, it changes _____________.
speed
force
direction
direction
300
how do we measure force?
spring balance
300
What describes how fast an object is moving?
Speed
400
What is a push or pull exerted on an object in order to change the objects position.
What is Force?
400
Which of type of energy is created by friction?
What is heat?
400
Which object would require the most force to move?
a tennis ball
a baby
a car
a cell phone
car
400
Which surface would be easier to roller-skate on?
The blacktop or the inside of the classroom.
The classroom because the floor will have less friction?
400
The force that opposes the motion of an object?
What is friction?
500
Is gravity a push or a pull?
push
pull
neither
both
pull
500
When a bowling ball hits bowling pins, explain what is happening to the bowling pins that cause them to move?
Energy from the bowling ball is transferred to the bowling pins.
500
A change in a moving object's speed or direction is...
What is acceleration?
500
Objects in motion tend to stay in motion and objects at rest remain at rest unless......
Unless acted on by a force,
500
Which part of the experiment do we change?
What is the independent variable?
600
What are you doing when you use what you know to make an educated guess during any experiment?
Making a hypothesis?
600
More the weight, __________ the friction force.
Greater
600
Combined forces that act upon an object.
What is Net force?
600
What is described as an object's direction and speed?
What is motion?
600
In a science experiment what do we call the when we measure something?
The dependent variable.