A car maintains a constant velocity of 100 km/hr for 10 seconds. During this interval its acceleration is

A) zero.

B) 10 km/hr.

C) 110 km/hr.

D) 1000 km/hr.

Kinect energy is expressed using the unit

A student takes a ride on a ferris wheel and goes around 5 times. if the radius of the ferris wheel is 7.5 m how far did the student travel

What is the current through a 11v bulb with a power of 99w

Distinguish between endangered and extinct species.

Explain why sublimation and deposition are classified as physical changes

Explain how gamma rays are produced by energy

A mechanical wave may be described as a disturbance that is transported through a medium via the mechanism of particle-to-particle interaction. Which of these is not classified as a mechanical wave? A) earthquake B) light C) sound D) water

How many paths do the electrons have to flowlin a series circuit?

A force of 6 lb is required to hold a spring stretched 4 in. beyond its natural length. How much work W is done in stretching it from its natural length to 8 in. beyond its natural length?

You are planning to make an open rectangular box from an 8-inch by 15-inch piece of cardboard by cutting congruent squares from the corners and folding up the sides. what is the largest volume you can make from a box this way in cubic inches?