Answer:B
Explanation:
Because chemical energy fuels your body with energy so without it u wont have enough energy to move.
Answer:
maybe phone cause matter is a solid liquid or gad
Answer:
Mình cũng không biết làm bạn ơi =)))
Explanation:
Answer: 12 N to the right
Explanation:
If we calculate the net force acting on the box, we will have:
<u>In y-component:</u>
(1)
Where is the Normal force, directed upwards and is the weight of the box (gravity force), directed downwards.
(2)
(3) Hence the net force in the vertical component is zero
<u>In x-component:</u>
(4)
Where and
(5)
(6) This is the net force in the horizontal component
Therefore, the total net force acting on the box is 12 N directed to the right
Answer:
steel
Explanation:
steel because steel has more power to hold something up, where bricks arent as stable