A ball is thrown straight up from the ground with an unknown velocity. It returns to the ground after 4.0seconds. With what velocity did it leave the ground?

Which spill control and confinement method is used inside structures to remove and/or disperse harmful airborne particles, vapors, or gases?

How many categories of hurricanes are there

an 875kg car speed from 22m/s to 44m/s while pushing another car. what work was in changing the car's speed?

Rank the following in order of increased size? A. Proton B. Nucleus C. Electron D. Atom

The city council is going to decide on whether or not to spray a certain insecticide for mosquito control. Many other towns already use this insecticide but your town wants to research the topic before they make a decision.

A skydiver with a mass of 60 kg jumps from an airplane. Five seconds after jumping the force of air resistance is 300 N. What is the acceleration of the sky diver, five seconds after jumping?

How many basic wave forms are there? A.) 1 B.) 2 C.) 3 D.) 4

How much power is reqired to lift a 10-n box 2 meters

Dolphins and other sea creatures can leap to great heights by swimming straight up and exiting the water at a high speed. A 200 kg dolphin leaps straight up to a height of 7.8 m.

An example of renewable energy resource is ... A - uranium B - Wind C - natural gas