

Speed Velocity Acceleration Constant Acceleration Free Fall Forces and Newton's Law Kinetic Energy Potential Energy Free Fall Forces Conservation of Energy Conservation of Momentum PHYSICS LINKS Thinkquest Physics LibraryPhysics Zone Multimedia Physics Studio 
Speed When physicists talk about speed, they are concerned with how
fast an object is moving. The following formula is used to calculate
the average speed of a moving object.
Solution: Step 1: In this problem we are given the following: time = 2 hours Step 2: Plug the data into the given formula:
distance = 30 km Answer:
The distance the car travels is 30 km.
Solution: Step 1:
Step 2: Plug the data into the formula:
Answer: It takes the car 12 hours to travel 300 km. 