A certain wave motion has a frequency of 10 cycles / s and a wavelength of 3 m. so its propagation speed is

What is the mass defect of lithium-7? Assume the following: Atomic number of lithium = 3 Atomic mass of lithium = 7.016003 atomic mass units. Mass of 1 proton = 1.007276 atomic mass units. Mass of 1 neutron = 1.008665 atomic mass units

What is an atom and what can it do?

A 1kg object can be accelerated at 10 meters per second squared. If you apply this same force to a 4kg object, what will its acceleration be?

A basketball rolls off a deck that is 3.2 m from the pavement. The basketball lands 0.75 m from the edge of the deck. How fast was the basketball rolling? Seema lists the given values in a chart and determines that the unknown value is vx.

An ideal machine has an efficiency of 100%

A 2000 kg truck is at rest at a stop sign. A 1100kg car collides head-on with the truck. The car was moving at 15.0m/s before the collision if the collision was completely inelastic, what is the velocity of the car and the truck after the collision?

The muscles of a runner transform chemical potential energy into what?

Compare how your weight, mass, and the normal force exerted by the floor change when you are in an elevator that starts from rest and accelerates upward.

When experiencing loss in your life, you are likely to experience grief, but not stress True or False

What is the specific heat of wood?