Answer:c
Explanation:work is force x distance. The wall doesn’t move any distance in A so that’s not work. B involves tasks that do work but I don’t think this is what they’re going for. For a short instance while kicking a ball, your foot is applying a force to the ball which moves a distance before following its own trajectory after contact with your foot. Because the contact has a short duration and isn’t instantaneous, this is work
Answer:
the answer is A & C & E just did the lab
Explanation:
Answer:
sunlight in deeper location decreases
Explanation:
because the more salinity water has the harder it is to see and the harder it is for light to travel through the ocean
That element is oxygen. It is also highly volatile since it reacts with other elements and is flammable.
Pure substance has a definite and constant composition-like salt or sugar. A pure substance can be either an element or a compound, but the composition of a pure substance doesn’t vary.
Mixtures are physical combinations of pure substances that have no definite or constant composition — the composition of a mixture varies according to who prepares the mixture.