Calories tell you how much energy is in a food. True or False​

Acompound machine is also called a machine. a. force b. simple c. complex d. directional

Explain why electric current cannot exist if a current doesn't have a voltage source.

Use the profile illustrated for problem (1). assume that the layer of silty sand fill (sm) is placed over the entire site. estimate the thickness of the fill (h - in feet) that will cause the effective vertical stress at the center of the clay layer to increase by 517.5 pounds per square foot.