Why just indirect evidence be used to study the structure of atoms?

The world speed record on water was set on October 18,1978 by Ken Warby. If ken drove his motorboat a distance of 1500m in 3,1023, how fast was his boat moving in meters per second and kilometers per hour?

2. How is frequency described in mathematical terms?

Which of the following objects has the greatest inertia? a. baseball b. bowling ball c. pencil d. toothpick

An object has kinetic energy of 324 J. If it's speed is 9m/s, what is it's mass?

A car traveling at 40 ft/sec decelerates at a constant 5 feet per second per second. how many feet does the car travel before coming to a complete stop?

Which processes cause rocks to be exposed at Earth's surface? SC. 7 ... 6.2

Compare and contrast the terms melting and freezing

A medical cyclotron used in the production of medical isotopes accelerates protons to 6.5 MeV. The magnetic field in the cyclotron is 1.9 T.

What is the speed of sound in a vacuum?

An object has 60 j of potential energy and 40 j of kinetic energy. then 10 j of the potential energy is converted into kinetic energy. how much work was done on the object?