A motion demonstration model is shown in the diagram. At which of these positions does the ball have both the greatest potential energy and the least kinetic energy?.

In this food web, which group would increase in number if snakes were eliminated? a. producers b. decomposers c. primary consumers d. secondary consumers e. tertiary consumers

When you look at the data about all of the children in your setting, you can learn a. about child development. b. how well each individual child is performing. c. what outside factors you need to change. d. how effective your instruction and environment are.

What is 7/81 as a percentage? round your answer to the nearest tenth of a percent.