Which statement is true?

a. Velocity and speed both have units of m/s.

b. Velocity is a scalar, while speed is a vector.

c. Velocity has a magnitude, but speed does not.

d. Speed always includes a direction as well as a magnitude.

Why does a raindrop accelerate as it falls to the earth? A) because it gains mass during its travel B) because the force of gravity pulls on the drop C) because it gets further from the cloud where it started D) because fewer forces are present to

A Newton is the amount of force applied to a 1 kg object that will cause it to have an acceleration of 1 m/s2. True False

A 50-kg man is driving his snowmobile at a constant speed. The engine applies a force of 360 N and the coefficient of kinetic friction between the snowmobile and the snow is 0.2. What is the mass of the snowmobile?

Some towns have decided to bury their garbage to get rid of it. What is one harmful effect of this practice?

Light wands are small tubes that can be used to give off light without electricity or fire. A light wand keeps two fluids separate from each other until the wand is bent.

Find the work done by a 25N force applied for 6 meters

The buildup of charges on an object is called

Which of the following statements is true? The freezing and boiling temperatures of a substance are the same. The freezing and condensation temperatures of a substance are the same. The freezing and melting temperatures of a substance are the same.

What's bigger 32A or 32B

Two charged objects have a repulsive force of. 080 N. if the charge of both of the objects is doubled, then what is the new force?