Four balls with different masses. 4018
20kg
10
ske
Kinetic energy is energy of motion. The kinetic energy of an object is dependent on two variables, speed and mass and can be represented by the formula
KE - 1/2mv?
1) Four balls were rolled at a set of wooden pins. The balls were rolled with different amounts of force so that they traveled at approximately the same speed. Will there be a difference in the amount of
pins knocked down? Explain

This line graph compares the growth of plants that were kept in the sun for different amounts of time.a)  on day 7, the plants kept in the sun for 3 hours were how tall? b)  on day 7, the plants kept in the sun for 6 hours were how tall? c)    on day 10, the plants kept in the sun for 9 hours were how tall? d)  on day 11, the plant that was grown with 1 hour of sunlight was how tall? e)  based on the graph, the plant grows best in what amount of sunlight?

Provide a stepwise curved arrow mechanism that fully explains the outcome of the reaction shown below. oh нао* heat он

Which of the following is a chemical property of water at 4 c