An element's atomic number is 54. how many protons would an atom of this element have

Which processes occur during the second stage of technological design? Check all that apply designing a solution studying relevant information rebuilding and retesting reporting a solution defining criteria of success identifying a problem building

Federal Law mandates that the steering or helm area of a power boat less than 20 feet in length must have which of the following? a. Latex gloves. b. Capacity Plate. c. Ladder stand. d. Rear

3. Sarah, who has a mass of 55 kg, is riding in a car at 20 m/s. She sees a cat crossing the street and slams on the brakes! Her seatbelt stops her from flying forward, bringing her to rest in 0.5 seconds.

List the location of the following subatomic particles: A. Proton B. Electron C. Neutron

If you do 1500 J of work hoisting a 20 kg bale of hay, to what height did you lift it

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) ?