A chemical change has occurred because the wood has turned into a substance that can't be changed back to it's original form. The wood has turned to ash, chemical changes are non reversible.
Answer:
I believe it is b but i am not 100% sure.
Explanation:
Answer:Speed, being a scalar quantity, is the rate at which an object covers distance. The average speed is the distance (a scalar quantity) per time ratio. ... On the other hand, velocity is a vector quantity; it is direction-aware. Velocity is the rate at which the position changes.
Explanation:
Answer:
I think the answer is A
Explanation:
As temperature rises, molecules move faster, so logically it would make sense that the answer would be A since the temperature rose from 10.0 to 10.7.
