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the following forces are considered contact forces: applied force, electrical force, and normal force. true false

Which of the following is an example of units for speed

What is the final velocity of the initial velocity of 25 and -50?

When considering gravity acceleration and the force of acceleration, what must be true? a. the direction of acceleration must be perpendicular to the direction of the force. b. the direction of the force and the direction of acceleration must be the same as each other. c. the direction of the force and the direction of acceleration must be opposite of each other. d. the mass of the body must be the same as the acceleration of the body.