Answer:
A. 1.6 N/cm
Explanation:
spring constant = 21/13 = 1.6 N/cm
Hello There!!
<h3><u>What is kinematics?</u></h3>
<h3>Answer</h3>
=> Let The Answer be "x"
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<h3><u>Name it's </u><u>father</u></h3>
<h3>Answer</h3>
=> He don't have a child so he is not a father
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<h3><u>Explain its </u><u>History</u></h3>
<h3>Answer</h3>
=> Kinematics is a part of science not history.
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Hope this helps :D
Answer:
PLS PLS PLS mark brainliest
Explanation:
The following are the environmental problems caused by the invasive algae which is known as Lyngbya.
A. It blocks the sunlight from reaching the water, thereby depriving the plants in the water from accessing it. So they won't be able to manufacture their foods and eventually die off.
B. The algae produce offensive odour like rotten egg , which drive people and other organisms away.
C. The algae prevent oxygen from entering the water, and prevent the resident organisms from making use of it, which leads to their death.
D. The algae also give off heat into the chilly spring waters.
In conclusion, the goals of the Crystal River project is to save the living organisms in the river from extinction and to make it a livable environment for them.
When wool cloth loses electrons, there'll be excess of protons left in wool. Hence option A is correct.
