Which creates more friction? Sandpaper or metal?
What is sandpaper?
Gravity is the earth's pull toward ___________________.
What is the center of the earth? (or the core)
If you say,"A bird is going 30 miles per hour" you are stating its _______.
What is speed?
What is when 2 forces act on an object and there is movement.
What is unbalance force?
What is something that uses a push force?
Answers may vary
True or False. A bike on grass is a form of friction?
What is True?
What is the measurement of the force of gravity on an object?
What is weight?
The larger the _____________ an object has, the more force is necessary to move it.
What is mass?
Which has more friction: walking on a floor in bare feet or socks?
What is walking on a floor in bare feet?
The force that pulls objects towards the center of the Earth
What is gravity?
True or False. Using snow tires on an icy road is an example of increasing friction.
What is True?
True or False: An unbalanced force doesn't affect motion.
What is False?
A force that slows down objects when they rub against each other
What is friction?
Which of the following statements is true?
a. Balanced forces cause a change in position.
b. Unbalanced forces cause a change in position.
c. Forces do not affect position.
Unbalanced forces cause a change in position.
If these boys are each pulling with the force of 10 newtons. What will happen?
The boy in blue will win.
They will not move at all.
The boy in red will win.
They will not move at all. Balanced force is being applied.
What is always created when there is friction?
What is heat?
This is a measure of how fast something moves through a distance in a given amount of time.
What is Speed?
When 2 forces act on something but there is no movement.
What is balanced force?
If the 5th grade is playing tug of war in gym and no one is moving, is this a balanced or unbalanced force?
What is balanced force?
How will this object move?
What is it will move to the right?
When two surfaces rub together and prevents or slows motion.
What is Friction?
State an example of gravity in motion.
A pencil falling off of a desk
What is a force?
What is a push or pull?
Which is faster- 5 m/s or 10 m/s?
What is 10 m/s?
Name a surface with a high amount of friction?
Sand, gravel, grass, carpet, etc