John is practicing his drum lessons in the garage. what type of wave is being produced from the vibration of the drum.

Give an example of how friction can be used and an example of how friction can be harmful

Name 3 ways an object can accelerate.

When you squeeze the rubber bulb of a perfume atomizer how do you change the air pressure at the top of the tube

A uniform stationary ladder of length L = 2.7 m and mass M = 14 kg leans against a smooth vertical wall, while its bottom legs rest on a rough horizontal floor. The coefficient of static friction between floor and ladder is μ = 0.39.

If it is raining it is ok for the driver to operate through lift from inside the vehicle.

M = 10 Kg r = 0,5 m v=2m/s

How did Niels Bohr change the atomic model based on his experimental results?

After landing on an unfamiliar planet, a space explorer constructs a simple pendulum of length 50.0 cm. She finds that the pendulum makes 100 complete swings in 136 s. What is the value of g on this planet?

When a the irregularities of one surface come into contact with those of another surface, occurs

What type of wave passes through the spring in the frog toy? Why?