Rubbing a thermometer between your hands is an example of what type of force?
What is friction or frictional force?
100
What about your body will change when you visit the moon?
What is weight?
100
If the north pole of one magnet is brought near the south pole of another magnet, what will happen?
What is attraction?
100
If a car travels 25 meters in 5 seconds, what is its average speed?
What is 5 meters per second?
100
If a graph of a car's time vs. speed has a line that is pointing up and to the right, what would be happening to the speed of the car?
What is it is increasing?
200
Forces are measured in what unit?
What is Newtons?
200
You pull a wooden block with a spring scale and the spring scale registers 1.50 N. What would the force of friction be with 2 blocks?
What is 3.00 N?
200
If the north pole of one magnet is brought near the north pole of another magnet, what will happen?
What is repulsion?
200
An object will resist a change in motion because it has _______________.
What is inertia?
200
The Earth's ________________ attracts objects near it, just as a magnet attracts objects near it.
What is gravity?
300
The amount of matter in an object.
What is mass?
300
Which factor (type of surface or surface area) caused the greatest impact on the friction of the block?
What is type of surface?
300
A magnetic compass will always point towards what?
What is Earth's magnetic north?
300
Describe the motion of the fan car and the mousetrap car.
What is the fan car's speed is constant (steady) and the mousetrap car has a greater acceleration with an abrupt stop.
300
Would the force of friction be slowing a car down that is rolling down a ramp and increasing in speed?
What is no?
400
Anything that has mass and takes up space.
What is matter?
400
The two types of elastic force.
What is tension and compression?
400
Does stacking magnets together increase or decrease the magnetic strength?
What is increase?
400
When a ball is rolled and it comes to a stop when it hits a wall. That is an example of Newton's ________ Law of Motion.
What is 1st?
400
You pull a wooden block with a spring scale and the spring scale registers 2.00 N. What would the force of friction be with 2 blocks?
What is 4.00 N?
500
The weight of an object is dependent on its ___________.
What is mass?
500
A rubber band is stretched 2.0 cm and the spring scale registers 4.0 N. What will be the elastic force when you pull the rubber band twice as far to 4.0 cm?
What is 8.0 N?
500
What are the two types of magnets?
What is permanent (bar magnet) and flexible (black magnets)?
500
What kind of energy would a roller coaster car have as it moves along the track?
What is kinetic energy?
500
A rubber band is stretched 3.0 cm and the spring scale registers 2.00 N. What will be the elastic force when the rubber band is stretched twice as far to 6.0 cm?