This is a two part question: What is the force of friction acting on a 100 kg steel slab at rest on a steel floor? None of the above
725.94N
559.2N
0N
A 5.5kg bowling ball is going down the lane at constant velocity of 30 m/s. What is the net force acting on the bowling ball?
165N
55N
30N
ON

To run the physics cart, the fan speed of the cart is manipulated. this is the (blank) variable. the cart accelerates due to the speed of the fan. acceleration is therefore the (blank) variable. a “constant” is a parameter that stays the same regardless of the variables. one parameter of the cart that is held constant is the (blank) .

How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects

Argon, neon, and xenon are examples of