Which of the following is mostly to be found in crystalline form?

Concrete

Glass

Plastics

Quartz

A bug makes 30 jumps on the surface of the water each minute. What is the frequency of the waves he produces (in Hertz) ?

An athlete is running at a constant velocity with a javelin held in his right hand. the force he is applying on thejavelin as he carries it is 5.0newtons. if he covers a distance of 10 metrs, what work has he done on the javelin?.

A positively charged object will attract an object that has

Andy Benton works at the local Starbucks coffee shop and his responsibilities include taking orders, fulfilling orders, and ringing in sales. At what level of the organizational pyramid would you categorize Andy? A. Strategic B. Owner C.

How does an object move when it is subject to a steady centripetal force

A sound from a source has an intensity of 270 db when it is 1 m from the source. what is the intensity of the sound when it is 3 m from the source?

What experimental term is it when a ruler is dropped to the floor?

Where is most of the energy from incoming waves focused? A. spit B. headland C. underwater D. barrier beach

Exoplanets (planets outside our solar system) are an active area of modern research. Suppose you read an article stating that there is a newly discovered planetary system with three planets.

A car with a mass 1200 kg accelerates at 1.89 m/s2. What is the total force exerted by the car on the road (answer in N to two decimal places) ?