What is the smallest unit that makes up matter? alloys

atoms

chemicals

molecules

Which graph best represents the relationship between the electric current and the rate at which a magnet is turning inside an electric generator?

A2 kg ball travellng to the right with a speed of 4 m/s collidees with a 5 kg ball traveling to the left with a speed of 3 m/s. take right to be the positive direction. what is the total momentum of the two balls before they collide? what is the total momentum of the two balls after they collide?

In a given chemical reaction, the energy of the products is greater than the energy of the reactants. which statement is true for this reaction?