Ivan's group set up a course that was 2 meters long. they preformed 3 trials. the perspective times of the trials were 3.8 s, 4.1, and 4.4 seconds. what was the average time for the 3 trials? what was the average speed for the car?

Transfer chemicals from one location to another to weather objects. a-water b-physical weathering c-chemical weathering

What is the scientific definition of energy that relates to work

Aperson gives a shopping cart an initial push along a horizontal floor to get it moving, and then lets go. the cart travels forward along the floor, gradually slowing as it moves. consider the horizontal force(s) on the cart while it is moving forward and slowing. which of the following statements is correct? (a) both a forward and a backward force are acting on the cart, but the forward force is larger. (b) only a forward force is acting which diminishes with time. (c) both a forward and a backward force are acting on the cart, but the backward force is larger. (d) only a backward force is acting, no forward force.