A race car is one lap behind the lead race car when the lead car has 47 laps to go in a
Your
race.
If the speed of the lead car is 61.9 m/s, what
must be the average speed of the second car
to catch the lead car just before the end of the
race (i. e., right at the finish line)? Assume 1
lap is 1.34 km.
Answer in units of m/s.

An experiment is designed to test the relationship between the initial height of a basketball before it is dropped to the height of its rebound bounce. the height of the rebound bounce is measured using a scale positioned behind the ball. in the above experiment, which condition would not be controlled? a). the starting height of the ballb). the surface the ball bounces on c). the type of ball d). the method to measure the rebound height of the ball

What is the conversion factor between kg/m^3 and g/m^3. express your experimental values for the densities in kg/m^3.

Acombination reaction is when two or more combine to form one product. a decomposition reaction is when a substance breaks down into two or more simpler substances in a chemical reaction.