Answer: Green Light
Explanation:
The color green has a higher frequency than the color red and the higher the frequency the more energy. If you looks at a rainbow you'll see red on one end and violet on the other. Red has the least energy Violet has the most.
Answer:

Explanation:
Given:
- length of the concrete slab,

- temperature of observation,

- we've the coefficient of linear expansion for concrete,

- lower temperature limit,

- upper temperature limit,

<u>Change in length due to temperature can be given as:</u>



<u>Now at temperature 15°C:</u>

Hence the expansion crack between the slabs at this temperature must be:



(d) option is right answer
3rd nearest planet.
Neighborhood of Sun.
Orion arm.
Milky Way galaxy.
Local cluster.
13.8 billion years.
Universe.
Mind of God.