. Give examples to show that friction is both a friend and a foe.

class 8th biology

Astudent is working on an experiment to study the cooling curve of water. during the experiment, a beaker containing hot water falls to the floor and is shattered. the student’s immediate response should be to

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?