A worker pushes horizontally on a 34 kg crate with a force of magnitude 110 n. the coefficient of static friction between the crate and the floor is 0.37. (a) what is the frictional force on the crate from the floor?

The best place to look for crabs is between the high tide and low tide zones (the tidal flat). knowing this, would you expect to find more crabs during a full moon/new moon or during a quarter moon stage? explain why.

Tom kicks a soccer ball on a flat, level field with initial speed 20 m/s at an angle 35 degrees above the horizontal.

A. What is the change in internal energy if 500 J of heat is added to a system and 100 J of work is done by the system? Show your work. b. Describe two sets of conditions of heat and work that cause a decrease in internal energy. c.

Which describes acceleration involving only a change in direction? A. moving at constant speed around a circular track B. moving at increasing speed around a curve C. an object in free fall D. an object at rest

What do I say to the question eat my cast

An automobile travels on a straight road for 25 km at 32 km/h. it then continues in the same direction for another 25 km at 64 km/h.

Why is it important for engineers to design bumper cars safely

What must her minimum speed be just as she leaves the top of the cliff so that she will miss the ledge at the bottom, which is 1.75 m wide and 9.00 m below the top of the cliff?

Which statement describes how light behaves when it strikes a translucent material? A. Light is scattered. B. Light is transmitted. C. Light is reflected. D. Light is absorbed.

A certain gas is present in a 15.0 l cylinder at 2.0 atm pressure. if the pressure is increased to 4.0 atm the volume of the gas decreases to 7.5 l.