A train is moving 30.0 km/h [w] relative to the ground. a passenger on the train is walking towards the back of the train at 5.0 km/h [e] with respect to the train. what is the passenger's velocity relative to the ground?

Which of the following statements is true regarding the relationship between the solubility of a substance and temperature? a solute. A. Increasing the temperature always increases the solubility of B.

Force = mass x acceleration Which object would have the greatest force?

Larry designed an experiment to show how heat can be transferred from one place to another. The steps of the experiment are shown below. Light a candle. Place palm of the hand about 6 inches above the flame.

A car travel 30km south, 15km west and 10km north what is the average of the car

Think about all the different types of heat engines you might encounter in any given day. Think about how they operate and what their limitations might be. Assume that these heat engines operate at the Carnot efficiency.

Ways that charges can be transferred

If you drive at 100 km/hr for six hours how far will you go

Chemical bonds are formed from the attractive force of atoms for electrons. What is the force called?

How resistance, current, and voltage behave in a series circuit.?

A father racing his son has 1/3 the kinetic energy of the son, who has 1/2 the mass of the father. The father speeds up by 1.4 m/s and then has the same kinetic energy as the son. What are the original speeds of (a) the father and (b) the son