Top answers

How does Fitzgerald present the theme of isolation through the character of Jay Gatsby in 'The Great Gatsby'?

Gatsby is the primary representation of a figure that is completely isolated due to his disassociation with reality, and the belief that by simply acquiring wealth he will be able to secure Daisy’s love. It ...
Answered by • English Literature tutor
26517 Views

Eleven pet owners were asked how many pets they had in total. The results are given below. 1, 1, 2, 3, 4, 5, 5, 6, 6, 6, 7 - Two more owners are asked how many pets they have. Including their results the mean goes down to 4 but the mode is unchanged from

1, 1, 2, 3, 4, 5, 5, 6, 6, 6, 7 - n=11mean = 46/11mode= most common so 6after n=13, mean is 413*4=52so 52-46=64 and 2 works1 and 5 not as mode changes3 and 3 not as mode changes
RJ
Answered by Rishi J. • Maths tutor
2139 Views

Explain the role of the moderator in a fission reaction.

slows neutrons/reduces KE of neutrons so that neutrons can be absorbed by the U-235 nucleus to cause fission to release kinetic energy. (nuclear reactor and energy)
RJ
Answered by Rishi J. • Physics tutor
3121 Views

A ball in a room is thrown with a speed v = 15 m/s at an angle 45 degrees above the horizontal. If the ceiling is 4 m high, will the ball hit the ceiling? If so, what is the minimum angle at which the ball will not hit the ceiling? Neglect air resistance.

Since we want to find the height reached by the ball, we only want to consider the vertical component of the ball's velocity. Using trigonometry, the y component will be: v y = 15 * sin (45) = 10.6 m/s In or...
HF
Answered by Hiro F. • Physics tutor
2329 Views

Explain what is meant by specific latent heat of fusion

Specific latent heat of fusion is the energy (required) to change 1 kg / unit mass of material from the solid state to the liquid state or melt/fuse 
RJ
Answered by Rishi J. • Physics tutor
10634 Views