What is the work required for a penguin to push a box 2 meters with a force of 8 newtons?

Waves that cause the most damage during an earthquake are a. surface waves c. s waves b. p waves d. ocean waves

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

Which of these is not a possible type of energy transformation? a. electrical energy into light energy b. sound energy into nuclear energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy