Chegg two identical trucks have mass of 5500 kg when empty, and the maximum permissible load for each is 8000 kg. The first truck carrying 3800 kg.

We have a colorless transparent liquid. it looks like water. we seperated it into a solid and a liquid by evaporration and condention was this a chemichal or a physical seperation a. chemical seperation b. physical seperation

Greg drew a diagram to compare two of the fundamental forces. which labels belong in the areas marked x, y and z? gravitational force electromagnetic force x. attractive y repulsive z: infinite range x: infinite range y attractive z. repulsive x. always attractive y: infinite range z: attractive or repulsive x. attractive or repulsive y infinite range z: always attractive

For waves in the ocean, the medium of the waves is a. air b. water c. energy d. a passing boat