Which of these is not currently a source of usable energy?
A
The sun
B
The moon
Heat from within the earth's crust
D
Running water

Flock x flock y flock z total pieces of food eaten (from previous page) 147 93 60 food percentage* % % % simulated number of birds in flock for 3rd generation** * divide each flock's total pieces of food by 300, the total number of pieces of food eaten. ** multiply the food percentage for each flock by the total number of birds (30).

What is the average speed of a car that traveled 300.0 miles in 5.5 hours

This is a scaffolding of protein fibers that us sell keep it shape in a cell division and cell movement