If two 2-kilogram masses are 2 meters apart, what is the gravitational force between them?

An object has a charge of 4.5 c is it negative or positive

In the 2008 Olympics, Jamaican sprinter usain's bolt average shocked the world as he ran the 100 - meter dash in 9.69 seconds. Determine usain's average speed for the race.

The following forces act on an object: 10 N north, 7 N south, and 4 N east. What is the magnitude of the net force?

An object accelerates 8.2m/s2 when a force of 20.1 newtons is applied to it. What is the mass of the object?

Hannah walks 0.30 km to class in 5.0 min. what is her average speed in m/s?

Luke investigated the heating of water

In the nucleus of all atoms are sub-atomic particles called protons and neutrons. all protons have a positive charge.

In a polar covalent bond

Lindsay is late to class and is running down the hallway at a speed of 2 m/s the length of the hallway is 150 meters. How long will it take her to run down the hallway?

Which of the following is evidence that groundwater causes erosion and deposition?