What is the purpose of an experiment design?

How can a machine make work easier for you? a. by decreasing the amount of work you do on an object b. by changing the direction of your applied force c. by increasing the the work done by the machine d. none of the above I think maybe a.

If you toss a coin straight upward in train that gains speed while the coin is in the air, the coin will land?

A car weighing 15,000 n is speeding down the highway at 90 km/h. what is its momentum?

Sound waves can't travel through a. a solid. b. an elastic material. c. a vacuum. d. a liquid.

State two characteristics shared by elements of the same group in the periodic table

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.