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How did rutherford's gold leaf experiment prove the existence of the nucleus?

Firstly the gold foil was flattened so that it was one atom thick. The researchers knew that alpha particles were positively charged, and so would be repelled by other positive charges. At the atomic scal...

Answered by Lucas H. • Physics tutor

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Northern Bank has two types of account. Both accounts pay compound interest. Cash savings account: Interest 2.5% per annum Shares account: Interest 3.5% per annum Ali invests £2000 in the cash savings account. Ben invests £1600 in the shares account.

Q: Northern Bank has two types of account. Both accounts pay compound interest. Cash savings account: Interest 2.5% per annum Shares account: Interest 3.5% per annum Ali invests £2000 in the cash savings ...

Answered by Simran B. • Maths tutor

6127 Views

What is the difference between the "near future" and the "simple future"?

We use the future simple when we are thinking of doing something - by adding the correct endings to the stem of the verb.The simple future is for when we are SURE we will do something (it is definite) and...

Answered by Phoebe T. • French tutor

1692 Views

A curve C has the equation y=5sin3x + 2cos3x, find the equation of the tangent to the curve at the point (0,2)

Firstly, you need to differentiate the curve y. Using the equation dy/dx of sinkx= kcoskx, you need to differentiate 5sin3x first. So, as k=3 in this example, the answer is 5(3cos3x) which is equal to 15c...

Answered by • Maths tutor

4055 Views

Was Britain's policy of appeasement the primary cause of World War II?

This answer should be in essay format, with an introduction and conclusion. The main body of the essay should discuss your answer to the question by examining other causes of the war alongside the policy ...

Answered by Sabrina D. • History tutor

2238 Views