Two tensiometers were installed in a soil profile. One is placed at 30 cm and the other at 50 cm below the surface. The matric pressure heads are -500 cm for the top and -450 cm for the bottom tensiometer. Is there any water flow in the profile? If yes, in which direction does the water move?

Consider the following problem: a box with an open top is to be constructed from a square piece of cardboard, 3 ft wide, by cutting out a square from each of the four corners and bending up the sides. find the largest volume that such a box can have.

An experiment is designed to test the relationship between the initial height of a basketball before it is dropped to the height of its rebound bounce. the height of the rebound bounce is measured using a scale positioned behind the ball. in the above experiment, which condition would not be controlled? a). the starting height of the ballb). the surface the ball bounces on c). the type of ball d). the method to measure the rebound height of the ball

The density of a liquid could be found by using