It means that if you had a cubic meter of water it would weigh 1000 kilograms
Answer:
3.675 m
Explanation:

X-direction | Y-direction
| 
|
| 
Hope it helps
Answer:
B, It reacts with oxygen to form a new substance
Explanation:
B
≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ HI ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡
∵∴∵∴∵∴∵∴∵∴∵∴∵∴∵∴∵∴∵∴∵∴∵∴
Due to Rectilinear propagation of light
- A shadow is formed
- Formation of Day and Night
- An Image in the pinhole camera is formed
∞║║ HOPE THIS HELPS PLEASE MARK AS BRAINLIEST║║∞