Answer:
Because the log is hollow or is less dense
Explanation:
If a log has little density, it will float. While sand is dense and completely solid, so it will sink.
I play high school volleyball so i know this.
Its: True
True
False
Answer:
The intensity of light from the first polarizer is 
Explanation:
The intensity of the unpolarized light is 
Generally the intensity of light that emerges from the first polarized light is

substituting values


Answer: The Earth's layer, which has the covering and layer, is made of a progression of things, or structural plates, that creep after some time. Along these lines, at intersecting limits, mainland outside is made and maritime covering is devastated. 2 plates slippy past each other structures a redesign plate limit.