Friction
What is the definition of friction?
a force that occurs between an object and the surface it is moving over.
True or False: Does gravity form tidal waves on the earth?
What is true?
What is the tooth located in the back of your mouth called?
What is molar?
10 N to the right, 6 N to the left. What is the net force?
What is 4 N to the right?
True or False: An unbalanced force doesn't affect motion.
What is False
True or False. A ball rolling down a hill is a form of friction?
What is false?
What is the unit of measurement of the force of gravity on an object? A. grams B. newtons C. lbs D. m/s
What is grams?
What is the formula of the Pythagorean Theorem?
What is sqrt( a2+b2=c2)?
150 N up, 200 N left and right, 300 N down. What is the force and direction?
What is 150 N down?
List all examples of distant forces.
What is gravity, magnetism and electrical force?
Which is a form of increasing friction intentionally? A.Putting snow tires on a car when the road is icy. B.Oil on a squeaky door hinge. C.Wearing cleats in field sports. D.None of the above.
What is A. Putting snow tires on a car when the road is icy?
What is the force that acts between any two masses and pulls them together? A. Corn Syrup B. Unbalanced force C. No Idea D. Gravitational force
What is Gravitational force
What is an example of an electrical force?
(answer varies)
The classes are playing tug of war. Ms. Noel's homeroom pulls with a force of 35 N. Ms. Roque's class pulls with a force of 25 N in the opposite direction. What is the net force and direction?
What is 10 N to Ms. Noel's class.
Which force works against applied force?
What is friction?
True or False. Heat is a byproduct of friction?
What is true?
A force that occurs between an object and the surface it is moving over?
What is friction?
What is Newton's first law of motion? *hint* it's related to a balanced force.
What is anything in motion, stays in motion?
(Draw a diagram) A boy pulls a wagon with a force of 18 N east as another boy pushes it with a force of 12 N east. What is the net force?
What is 30 N?
______is a force that does not cancel one another out. A.balanced force. B.unbalanced force C.giraffe D. acceleration
What is B.
Which one of these two are true? A.Friction takes place when you go down a slide. B.Friction takes place when you try to go down a street block on a metal sled.
What is B.
_______ makes planets spherical. A.Free credit report.com B.Gravity C.Force D.None of the above
What is Gravity
(F=ma) A bowling ball rolled with a force of 20 N accelerates at a rate of 3 m/sec2; a second ball rolled with the same force accelerates 4 m/sec2. What are the masses of the two balls?
What is 60 N/m/sec2 and 80 N/m/sec2?
A woman is on the beach and 4 seagulls are fighting over her food. Bird1 pulls with a force of 5 N north, Bird2 pulls with a force of 15 N east, Bird3 pulls with a force of 25 N west, and Bird4 pulls with a force of 40 N south. What is the force and direction?
What is 45 N SW?
What is an unbalanced force?
What is forces that cause the object to change its speed or direction?