How are airbags tested?

How often does a Lunar Eclipse occur?

Two locomotives approach each other on parallel tracks. Each have a speed of 95 km/h with respect to the ground. If they are initially 8.5km apart, how long will it be before they reach each other?

Consider the basic postulates of kinetic molecular theory given below: The size of a gas particle is negligibly small. The average kinetic energy of a particle is proportional to its temperature in kelvins.

What is most likely the relationship between Mendel's rules of genetics and Darwin's idea of biological evolution? Mendel's genetics states laws that are now part of the theory of biological evolution.

If a boat and its riders have a mass of 1200 kg and the boat drifts in at 1.8 m/s how much work does sam do to stop it?

A wave with a frequency of 30 Hz has a wavelength of 40.5 m. How fast is the wave traveling?

A soccer ball is sitting in the middle of a soccer field during a game. When the referee blows his whistle, one of the players runs toward the ball and kicks it as hard as he can.

A body with v=20m/s changes its speed to 28m/s in 2sec. its acceleration will be

Charge: A piece of plastic has a net charge of + 2.00 μC. How many more protons than electrons does this piece of plastic have? (e = 1.60 * 10-19 C)

How much heat is needed to raise the temperature of 6g of water by 18oC?