Question 7 Which types of waves found in the electromagnetic spectrum are longer than visible light waves?
A
microwaves
B
gamma rays
С
X-rays
D
ultraviolet rays

layers of the earth affect the waves and these effects are seen on instruiments such as seimometers

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.

there are no contact forces mentioned on the list of choices that you've provided.

gravitational energy

electrical energy

kinetic energy

ligh energy