A 70kg man is moving with a speed of 3.2 m/s on a rough surface, his speed was decreasing uniformly until he reaches to a stop because of the friction of the rough surface. Calculate the friction force exerted on the man.

Which of the following people would NOT be able to run for president under the Constitution? A-a 37-year-old black woman B-the governor of Hawaii, born in Japan C-an 80-year-old man with only an elementary school education D-all would be eligible

If a car traveling 60 miles per hour turns east but keeps the same speed has it accelerated? explain

Suppose that the process were repeated, except that in step 3 a neutral acrylic rod instead of a finger is used to touch the electroscope's post, which is then removed in step 4.

a marine biologist wants to know the total vertical distance a dolphin travel during a jump with the surface of the water being zero is started underwater at - 35 ft jump up and out of the water the 27 ft and return to the water to swim at - 18 feet

A wave that consists of a combination of electrical and magnetic energy is a (n) :

The vapor pressure of ethanol at 25 degrees C is 7.83 kPa. Calculate the vapor pressure in atm. Round answer to 3 significant digits.

According to Newton's second law of motion acceleration or an object depends upon the ___ of the object and the ___ Acting on it. I'm confused on what the blanks are. I can't find them.

What is the concentration of H + ions at a pH = 7?

Suppose that Paul D. Trigger fires a bullet from a gun. Will the speed of the bullet leaving the muzzle will be the same as the speed of the recoiling gun? Explain.

A certain rock contains large jagged pieces of other rocks cemented by fine particles what type of rock is this explain