Circle/ highlight the letter of the characteristic used to classify a
mechanical wave.
a. the height of its crest
b. the depth of its trough
c. the way it travels through a medium
d. the type of medium through which it travels

The variables for this experiment include mass, volume and the materials in the various balls, as well as their densities. in part iii, you will be investigating the questionable baseball. use the drop-down menus to complete the sentences and identify the independent and dependent variables. in part iii, the independent variable, the one that is intentionally manipulated, is . in part iii, the dependent variable, the one that you measure the response in, is

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created or , but it can be

Work = force × a. work b. energy c. distance d. momentum