A 35N horizontal force is applied to a 7kg brick on a level surface. The coefficient of friction between the brick and ground is 0.24. Determine the acceleration of the block. Use g = 9.8 m/s/s

Answer to one decimal.

15. one purpose of the tread pattern on a tire is to a reduce tire wear. b. reduce traction c. allow water to flow away from the tire. d. look impressive.

In a stagnant pool of water, a crayfish may spend much of its time lying with one side of its carapace near the surface of the water. in this position, it will move the walking legs on that side in a rhythmic back-and-forth motion. explain the likely function of this behavior.

What would be the strength of earth's gravitational field at a point where an 80.0 kg astronaut would experience a 80% reduction in weight