When do you add forces

A 1-kg car and a 2-kg car are both released from the top of the same hill and roll down a frictionless track. At the bottom of the hill, which car will have the greater speed? Which car will have the greater kinetic energy?

A fox locates its prey, usually a mouse, under the snow by slight sounds the rodents make. The fox then leaps straight into the air and burrows its nose into the snow to catch its next meal. In your calculations ignore the effects of air resistance.

An element that is a very reactive gas is most likely a member of what group?

What can you do to mitigate these risks?

How is the direction of a vector affected when it is multiplied by a scalar?

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.