Answer:
The law of conservation of mass or principle of mass conservation
Explanation:
It states that for any system closed to all transfers of matter and energy, the mass of the system must remain constant over time, as the system's mass cannot change, so quantity can neither be added nor be removed.
Answer:the rate of change in velocity
Explanation: acceleration =the change in velocity / time taken the unit is m/s2
While velocity is the distance traveled in a given direction/time taken.the unit is m/s
Answer:
is high as 100 degrees c
Explanation:
due to high heat gas expands fast than normal
The answer is A) Electricity in homes spread extremely .....
B, air blowing from across the field is as a bullet fired from a rifle