What is a charestic of an electromagnetic wave?

A force 8.0 newtonsis is applied to an object with a mass of 250g. what will be the acceleration of the object due to the force?

Convert 43 km/h to m/s.

Which will result in positive buoyancy and cause the object to float? When the force of gravity is more than the buoyant force When the buoyant force is greater than the force of gravity When the buoyant force is equal to the force of gravity When

If heat is added to a substance, which of the following is the correct order of phase change? Solid, liquid, gas, supergas Plasma, solid, liquid, gas Solid, liquid, gas, plasma Gas, liquid, solid, plasma

How can the creation of ice result in physical weathering?

A student throws a coin vertically downward from the top of a building. The coin leaves the thrower'S hand with a speed of 15.0m/s. How far does it fall in 2.00 s?

A force between two objects?

Two iron rods are placed horizontally, touching end-to-end. One end of one rod is heated. After some time, the other rod also feels warm to touch.

Which part of the motor is responsible for reversing the flow of current?

In a generator, as the magnet spins, opposite poles of the magnet push the electrons in opposite directions. This back-and-forth movement of electrons is called what? A) revolutions per minute B) direct current C) alternating current.