Fuel cells are highly efficient power generating systems that produce electricity. Which of the following statements about fuel cells is false? A)
The only waste product from a fuel cell is water.
B)
Fuel cells are not a good transition product from fossil fuels to renewable energy.
C)
Fuel cells are efficient based on size and energy output.
D)
Fuel cells can be used in automobiles, homes, and power plants.
E)
Fuel cells can be used to store large amounts of energy.

Which statement names a chemical property of iron? a: it is dense b: it becomes rusted c: it’s hard to bend d: it has a melting point

Imagine that certain laws of physics could be ignored and you were able to travel vast distances in moments. now imagine that you traveled to an earth-like planet located light-years away that is known to support life. think about what you’ve learned in this unit and make an argument for what you think would be the dominant type of life form on this planet. consider whether a notochord is required for an organism to manipulate its environment and become a dominant creature.

Mike has a problem with his testosterone. he is unable to produce enough. which will most likely be affected by his inability to produce testosterone? check all that apply.