A train travels 120 km in 2 hours and 30 minutes. what is it average speed?

When you swim underwater, the pressure of the water pushes against your chest cavity and subsequently reduces the size of your lungs. For every 10 m below the water surface, the pressure exerted by the water adds 14.

Which of the following would a magnetic field NOT exert a force on? A stationary current carrying wire aligned at a 90 degree angle to the magnetic field A rotating current carrying wire in the shape of a rectangle A charge moving at a 180 degree

Why might acting happy actually make one happy

You replace a 100 W incandescent lightbulb with a 22 W CFL bulb. If you leave your lights on 24 hours a day, how much energy are you saving each day by replacing this bulb?

Why does Earth & Mars experience seasons, but Venus does not have seasons?

A pendulum takes. 5 seconds tp complete one cycle. what is the pendulum"s period and frequency?

Determine the answer to the equation 30 km/h * 17 h =

Do you think it would be possible to compress a gas to zero volume

Describe how velocity and speed are different

The slope of a velocity versus time graph gives