Why is knowing only a hurricanes speed not enough information to be able to warn people to evacuate

A 24 kg rock is resting on the floor. How much potential energy dose it have?

Which of the following represents a fully plastic collision? 1. Two billiard balls hit each other then move in opposite directions. 2. Two train cars hit then detach. 3. A ball hits a wall with no loss of energy. 4.

IP Consider a parallel-plate capacitor constructed from two circular metal plates of radius R. The plates are separated by a distance of 1.4 mm. (a) What radius must the plates have if the capacitance of this capacitor is to be 1.8

What is a successful result of science

Micah knows that a car had a change in velocity of 15 m/s. To determine acceleration, Micah also needs the of the total trip in seconds.

An exhausted bicyclist pedals somewhat erratically when exercising on a static bicycle. The angular velocity of the wheels follows the equation? (t) = at? bsin (ct) fort?0, where t represents time (measured in seconds), a = 0.500 rad/s2, b = 0.

This boy uses a force to lift a heavy rock. (He is carrying it.) What can the boy do if he wants to lift the same rock more quickly? A. use greater upward force B. use greater downward force C. decrease the force of gravity D.

The difference in electronegativity values between H and O is 1.4. What type of bond will these elements form?

True or false. when light passes from one medium to another the speed changes.

Examples of a scalar