Top answers

How do I write an A* level history essay?

You need to remember that your essay is going to be read. What I mean by this is that your essay must be easy to understand and follow. This will make it easier for the examiner/teacher to give you those top...
JH
Answered by Jung H. • History tutor
2935 Views

what is the centripetal force?

a force that acts on a body moving in a circular path and is directed towards the centre around which the body is moving.
OA
Answered by Othman A. • Physics tutor
1890 Views

What is the equation linking Power, Time, and energy? and Calculate the work done by a cyclist when his power output is 200 W for 1800 seconds?.

The equation linking Power, Time, and Energy is:P=W/tAnd here P= 200 W, and t= 1800 sHence, W= 200*1800 = 360,000 JNB: Remember here, the SI units are important.
OA
Answered by Othman A. • Physics tutor
18451 Views

Solve 5(x + 3) < 60

For this we must expand the bracket:5(x+3)= 5x+15and then we rearrange for 'x':x&lt;9
OA
Answered by Othman A. • Maths tutor
5152 Views

What is the simplified expression of: 3a - a x 4a + 2a? And what rule do we use to carry out the simplification?

To simplify the expression we use B(rackets)I(nidices)D(ivision)M(ultiplication)A(ddition)S(subtraction) in this specific order.Hence, here the first thing we need to do is identify each element of BIDMASS. ...
OA
Answered by Othman A. • Maths tutor
12968 Views