True or False: when measuring speed the distance must be considered to be rectilinear (in a line)

A tornado has been spotted in your area the tornado warning says that the funnel cloud is traveling east at 40 miles per hour the warning has given us the tornados what A. Velocity B. Instantaneous speed C. Acceleration D. Average speed

A batter hits a baseball with a bat. The bat exerts a force on the ball. Does the ball exert a force on the bat?

Josiah is going to have a cup of hot cocoa. If he wants the cocoa to stay warm as long as possible, which type of cup should he put his hot cocoa in? A. a foam cup B. a glass cup C. an aluminum cup D. an iron cup

What's more likely: an object whose mass is 0, or an object whose weight is 0?

When one end of a short metal bar is heated the opposite end will eventually become hot. which of the following process transfers the heat through the bar A conduction B radiation C convection D condensation

A 5.00*105-kg subway train is brought to a stop from a speed of 0.500 m/s in 0.400 m by a large spring bumper at the end of its track. what is the force constant k of the spring

A moving object always has energy in its?

What is the volume of a box that is 12 cm long, 2 cm wide, and 3 cm high?

Suppose a child drives a bumper car head on into the side rail, which exerts a force of 4000 N on the car for 0.200 s. (a) What impulse is imparted by this force?

If a soundproof door is almost shut but still leaves a small opening, what wave phenomenon is responsible for someone being able to hear sound from the room while standing by the wall to the side of the opening?