If we want to know the velocity that an object is traveling, we must know the

a. distance and time

b. distance and the speed

c. time and the direction

d. direction and speed

What is the average speed of a cheetah that runs 70 m in 2.5 seconds?

Why is soap solution a better cleansing agent than ordinary water?

The amount of light entering a camera or your eye is regulated by a. an eyepiece c. an aperture. b. the cornea. d. a set of compound lenses.

What is the meaning of Cardiovascular Fitness

Which the following is a testable statement A. Question B. Conclusion C. Experiment D. Hypothesis

A particle is to move in an xy plane, clockwise around the origin as seen from the positive side of the z axis. In unit vector notation, what torque acts on the particle if the magnitude of its angular momentum about the origin is (a) 4.

A book is sliding across a horizontal desk and comes to a stop. the books kinetic energy was converted into what type of energy

A ship sends out a pulse of sound and receives an echo back one second later. If the water is 750m deep, what is the speed of sound in water?

You are given a material which produces no initial magnetic field when in free space. when it is placed in a region of uniform magnetic field, the material produces an additional internal magnetic field parallel to the original field.

Where are chromosomes found in an animal cell?