Answer:
Friction is a force that always opposes all motion; it always acts in a direction exactly opposite to that in which an object is moving (or trying to move), and typically comes when the surface rubs or drags against another as it moves.
Explanation:
Answer:
Turn off the lights of any room you're not in
Use energy saving bulbs
Explanation:
Answer: False.
Explanation:
A person with poor emotional well-being will NOT be likely to be very productive at school.
Explanation:
our chemical barriers protect almost every infection we can get in our body
