An object of mass 0.93 kg is initially at rest. When a force acts on it for 2.9 ms it acquires a speed of 16.9 m/s. Find the magnitude of the average force acting on the object during the 2.9 ms time interval.

A 4400 W motor is used to do work. If the motor is used for 200 s, how much work could it do? (Power: P = W/t) 22 J 4200 J 4600 J 880,000

Which best describes why a chemical change is different than a physical change? A. A chemical change results in a different state of matter, and a physical change results in a new substance being formed. B.

What is the minimum internal cooking temperature and holding time for prime rib?

Which of the following events happens first in the development of a new organism? A. A sperm fertilizes an egg to form a zygote. B. A morula is formed. C. A blastocyst implants into the uterine wall. D. A zygote undergoes mitosis.

How many grams of nickel metal are plated out when a constant current of 15.0 Ais passed through aqueous NICl2 for 80.0 minutes?

Which is a branch of Earth science? physics ecology chemistry geology

If a bar magnet is falling through a loop of wire, the induced current in the loop of wire sets up a field which exerts a force on the magnet. This force between the magnet and the loop will be attractive when:

Orange juice has a lower or higher viscosity than chocolate syrup

A plane is sitting on a runway, awaiting takeoff. On an adjacent parallel runway, another plane lands and passes the stationary plane at a speed of 40 m/s. The arriving plane has a length of 40 m.

How much time does it take for a car travelling at 5m/s in 21 metres