Answer:
I would either say prediction or a hypotheses.
Explanation:
hope this helps!! :) :) :)
Sound cannot travel through a vacuum. A vacuum is an area without any air, like space. So sound cannot travel through space because there is no matter for the vibrations to work in.
Answer:
the right ventricle pumps the oxygen-poor blood to the lungs through the pulmonary valve.
Answer:
living organisms need water to survive. all oxygen-dependent organisms need water to aid in the respiration process; some organisms, such as fish, cannot breathe outside its presence, while other organisms need water to help break down food molecules or generate energy during the respiration process.
Explanation:
water is good
