You are pushing on a heavy door, trying to slide it open. if your friend stands behind you and you push, how have the forces changed?
a. the net force applied will increase.
b. the net force will decrease.
c. there will be less friction.
d. the applied force does not change

Check all that apply diatoms are marine algae that have a shell made of silica, what are some of the uses of the silica shell after the diatoms die? 1.the shells make up the diatomaceous earth used in filters 2.it can be used as an ingredient in abrasives 3.they are used in food products 4.the shells can be used in some insulating materials

The third stage of cellular respiration is (2 points)

Select the correct answer. for their summer holiday, jane and her family are visiting places surrounding the mediterranean sea. which type of biome is jane and her family visiting? a. rainforest b. shrubland c. tundra d. coniferous forest reset next