By measuring mass and volume
A chemical change is permanent because a substance is formed. Such forms of energy include light, heat, electricity that may be absorbed during a chemical reaction.
Science can be applied to many things the earth around us. Maybe even technology for example self-driving cars is a part of science!
The first one, <span>By having white blood cells to attack pathogens. this is because blood also has white blood cells. and the immune system has pathogens. so the blood cells help attack pathogens.</span>
Answer:
I think the last answer D