The answer would be 70. I got my answer from www.iun.edu
I think the correct answer from the choices listed above is the first option. Candace is interested in learning more about colors. The question about the colors that <span>could be answered through scientific investigation would be:
</span>Which color bends the most to make a rainbow?
Hope this helps. Have a nice day.
Answer:
Average speed is 60 km/hour
Explanation:
When we need to calculate average speed, we use this equation:

Where:
position at the beginning
at the end


Then: 

Finally V = 60 km/hour
The direction of an arrow shows the direction of the force, and the length of the arrow indicates the amount, or size, of the force.
Answer:

Explanation:
As we know that gauge pressure of the fluid at the bottom of the cylinder is given as

now we know that pressure at the bottom is double when water is poured on the mercury
So we have

so we will have

so we have

now the volume of the water added to it is given as


