1. Explain why elements tend to form bonds in compounds and provide two examples of how they can do that. 2. Difference between polar and non-polar molecule.

Sarah is sitting at the top of the slide in the schools playground. which will increase sarah’s kinetic energy a- an additional child is added to the top of the slide. b- sarah is pushed and moves down the slide. c- sarah climbs down the ladder and off the slide. d- the ladder is moved to the other side of the yard.

In a cladogram' when does a group of organisms branch off

Where in the cell are ribosomes made?