How do electromagnetic waves differ from sound waves?

The particles of an ice cube at 0°c (represented by the blue circles) come in contact with the particles of juan’s hand at 37°c (represented by the orange circles). which diagram correctly represents the temperature of the two substances and the direction of heat flow?

What do you think car designers do if the damage caused by a crash test is too severe?

If the textbook weighs 19.6 newtons on venus, what is the strength of gravity on venus?