What is the momentum of a 5-kg ball traveling at 9 m/sec? a. 0.55 kg•m/s b. 1.4 kg•m/s c. 14 kg•m/s d. 45 kg. m/s
14/15. Melissa loves ladders. So she climbs onel By the time she gets her 55 kg body to
the top of her 4.5 m ladder, by how much does her potential energy increase?

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) .

Which type of wave can travel without a medium

Acompound machine is also called a machine. a. force b. simple c. complex d. directional