Asoap box derby car at the top of a ramp has energy and at the finish line at the bottom of the ramp it has energy.

The theories on the expansion of galaxies maybe re-examined to strengthen science should not be tested to strengthen science will weaken scientific knowledge if they change will become laws if they don't change

Food contains a sugar called ( ), which is broken down in a process called cellular ( ). this process uses ( ) to break down food molecules and provide energy for cells. fill in the parentheses

What is a group of organisms that are closely related and share similar characteristics