Hydropower is one of the oldest renewable resources and has been used for thousands of years.
Answer: Left Arrow Far right arrow and center left arrow
Explanation:
These three arrows are correct due to heat transfers to cooler temp environments which allows the expansion of speed for molecules in their environment.
Answer:
C. Organs are made up of cells and tissues.
Explanation:
When perfume is sprayed in a room the particles of perfume diffuse with the particles in the air.
protons and neutrons are in the nucleus electrons surround the atom and i have no idea what positrons are i just know they arent in an atom so your answer is B and C
