Answer:
0.37s to 2d.p
Explanation:
period T = no of oscillation/time taken
- no of oscillation is 59
- time taken=2×60+40= 120s + 40s=160s
T=59/160
T=0.37 to 2d.p
The regions of light and unpredictable winds at about 30° No latitudes are called <u>trade winds</u>
Answer: Option A
<u>Explanation:</u>
Trade winds are the latitudes which cool and descend at 30 degree north and are areas with surface winds but these surface winds are light and unpredictable. These are the winds that blow towards the equator.
Trade winds blow at an average speed of about 5 to 6 meters per second and these winds are unpredictable. These winds are warm winds and therefore they pick up moisture and bring heavy rainfall.
Answer:
Brazil is a South-American country that has political independence from the 19th Century.
Explanation:
Brazil was a Portuguese colony until 19th Century when it gained political and economical independence. It is today one of the leading economies in the region that has democratic leadership, that is independent towards every other country. Political independence of the country is the main reason why we can discuss about Brazil as an independent country.
Answer:
The intensity of sunlight decreases rapidly with depth. The depth of the water not only affects the colors of light that are noticeable underwater, it also affects the intensity, or amount of light
