Assuming 50% efficiency, 150 kcals of chemical energy would result in of kinetic energy. A. 50 kcals B. 75 kcals C. 100 kcals D. 150 kcals Please select the best answer from the choices provided. A B C

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?

Chemical kinetics what was the rate of reaction in trial 3? choose the closest answer.

What metric units would you use to measure the thickness of a key