A train travels 85 kilometers in 5 hours, and then 63 kilometers in 5 hours what is its average speed?

On the Moon, gravitational field is around 1.6 N/kg. How does this affect gravitational potential and kinetic energy of objects dropped from a height on the Moon as compared with Earth?

How do particles affect our daily lives?

How many Mars-sized planets can fit in Jupiter

By scratching a mineral with various substances, scientists are able to determine the mineral's

A river current has a velocity of 5 km/h relative to the shore. A boat moves in the same direction as the current at 4 km/h relative to the river.

A bat hitting a baseball is an example of a field force true or false.

Is the property of matter in which a substance can transfer heat or electricity

A 1.14x10^4 kg lunar landing craft is about to touch down on he surface of the moon, where the acceleration due to gravity is 1.6 m/s^2. At an altitude of 165m the craft's downward velocity is 18.0m/s.

What's an example sentence using thermal energy

As air becomes warmer, how does the speed of sound in the air change