If you are viewing bacteria with the microscope and use the 40x objective, what is the actual magnification you are viewing the specimen at?

i would have a lunch. it's one big package of food, making it one food. : p

all these collisions do one thing, and that thing is explained in the last option. when dusst, rocks and ice collide, they harden and form giant layers of rocks or hard ice.

d)   to harden materials to form different parts of earth’s layers

hope it ,

bioteacher101