Answer:
A man exerted a push of 500 N.A.will he able to move the wheel barrow?
The man would bot be able to move the wheel barrow because, the force which he exerted is less than the force at which the barrow is resting.
B.suppose another man tried to help him and exerted a force of 500 N.will they able to move the wheel barrow?
No, the force which both of them exerts on the wheelbarrow will be equal to the force at which the wheelbarrow containing the stone is when at rest.
C.another man saw their struggle in pushing the wheel barrow.he tried to help them.he exerted force of 400 N.will the three of them move the wheel barrow?
Yes, the three men would now be able to move the wheelbarrow since their total forces is greater than the force of the wheelbarrow containing the stones.
Explanation:
Nicholas<span> issued the </span>October Manifesto<span>, that </span>promised<span> to guarante civil liberties.</span>
<span>the answer is Mesopotamians</span>
The primary aim of the Marshall Plan was "<span>b. to provide aid to the devastated countries of Europe," since the US believed that doing so would help these nations resist the spread of communism. </span>
Answer:
A. it allowed brands to advertise and expand their markets.
Explanation:
The major impact of radio on the economy was that it brought advertising into American homes. ... It provided a source of entertainment which reached millions of American homes within three years. Although radio programs were entertaining, they had to be paid for; and this brought about the commercial.