What common household substances can turn blue litmus paper red?

Friction heats up the brake pads of a car as it stops. what is this an example of?

What did the scientist Robert Hooke claim?

According to the scientific method, why does a physicist make observations and collect data?

A particle of mass m=5.00 kilograms is at rest at t=0.00 seconds. a varying force f (t) = 6.00t2-4.00t+3.00 is acting on the particle between t=0.00 seconds and t=5.00 seconds. find the speed v of the particle at t=5.00 seconds.

Which of the following results was evidence that the proton was part of an atom's nucleus? A). The alpha particles passed straight through the foil. B). A few hits of alpha particles were noticed on the sides of the film. C).

What could result if the liver was not working properly?

A machine gun fires 10 rounds per second. The speed of the bullets is 300 m/s. What is the distance between the flying bullets?

A runner with a mass of 75kg runs 6m/s calculate the kinetic energy stored in the runner

Watt which is a unit of power is equal to

A certain wave has a wavelength of 35 meters and a frequency of 4.0hz. What is the speed of the wave