For how long should a force of 100N act on a body of mass 20kg at rest so that it acquires a velocity of 100m/s?

Where do most phosphates and nitrates in the Chesapeake Bay come from?

1. The sun appears to move across the sky, because the earth spins on its axis. To a person standing on the earth, the sun subtends an angle of θsun = 9.28 * 10-3 rad. 2).

During constructive interference, two waves moving through the same medium willAnswer not occupy the same space amplify each other move around each other cancel each other out

Dinosaur fossils are too old to be reliably dated using carbon-14, which has a half-life of about 5730 years. Suppose we had a 68 million year old dinosaur fossil.

1.9 kg block of iron at 24 °C is rapidly heated by a torch such that 14 kJ is transferred to it. What temperature would the block of iron reach (assuming the complete transfer of heat and no loss to the surroundings) ?

Ways that charges can be transferred

A cricketer can throw a ball to a maximum horizontal distance of 100m. How much high above the ground can he throw same ball

What is the relationship between the slope of the position graph of an object and its velocity?

Differeniate between thermal energy and heat

The term that describes the time when the sun's are directly over the equator is: