Your brother's mass is 40.0 kg, and he has a 1.30 kg skateboard. what is the combined momentum of your brother and his skateboard if they are going 8.50 m/s?

The force a magnet exerts on another magnet, on iron or a similar metal, or on moving charges is an electric force. a magnetic force. proportional to the charge of the magnet. proportional to the mass of the magnet.

What are the units for the spring constant

How does the direction of the current in the loop compare to the electric field?

Car 1 drives 20mph to the south and car 2 drives 30mph to the north. From the frame of reference to car 1 what is the velocity of car 2?

In the diagram, a force of 20 newtons is applied to a block. The block is in dynamic equilibrium. What is the magnitude and direction of the frictional force A. 20 newtons in the direction of the applied force B.

Which of the gases found in the Earth's atmosphere is an important factor for weather conditions? A) oxygen B) hydrogen C) nitrogen D) water vapor

How do repeater stations improve the quality of a broadcast?

What is the total number of atoms in the following formula? CaBr2 04

The Amazon River is in Europe. True or False

A microwave oven operating at 120 volts is used to heat a sandwich if the oven draws 12.5 amperes of current for 45 seconds what is the power dissipated by the oven?