Atoms are attracted to each other because A) electrons are attracted to protons because they have opposite charges
B) magnets pull them together
C) the protons are attracted to each other because they have the same charge
D) they have some energy

Which of the following are properties of mechanical waves? check all that apply ⭕️ particles of the medium move back and fourth, but do not move with the wave. ⭕️ the particles of the medium always move parallel to the wave motion. ⭕️ wave motion begins with a disturbance in the medium. ⭕️ waves transport energy from a source outward, away from the source.

Aman throws a football straight into the air. as it rises, it slows down. which type of energy is the football gaining?

Astudent pushes a 60-n block across the floor for a distance of 10 m. how much work was done to move the block