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Explain the impact of an increase in oil prices on UK economic growth and inflation.

Initially we are at an equilibrium where AD₁ is equal to SRAS₁ giving rise to a Price Level of PL₁ and a level of Real Output of Y₁. The increase in oil prices ...

Answered by Max H. • Economics tutor

7013 Views

What is a Binomial distribution and when, in an exam, should I use it?

The Binomial distribution is a sequence of N trials which each have a probability, p, of occurring. Each trial is either successful (with probability p) or not. It can be used to give us the probability o...

Answered by Dean B. • Maths tutor

3630 Views

What is the difference between DNA and RNA?

So, to start with what's the same, they are both molecules that are made from a nitrogenous base (Check understanding of term) and a sugar phosphate backbone. Now onto differences, DNA gets its name becau...

Answered by Rob P. • Biology tutor

2867 Views

Imagine a ball rolls off a set of stairs with horizontal velocity, u; the stairs have a height, h and length of l. Find a formula for which step the ball will hit, n.

We set up equations in horizontal and vertical directions assuming constant acceleration due to gravity, g. It is always useful to draw a diagram to see what's going on. Using the SUVAT formula of s = ut...

Answered by Joshua B. • Physics tutor

2045 Views

Describe how reduced NADP and ATP is produced during the light-dependent stage of photosynthesis.

ATP is produced during both cyclic and non-cyclic photophosphorylation.During cyclic photophosphorylation, a photon of a wavelength 700nm hits a chlorophyll molecule in PS1 and excites a single electron. ...

Answered by Harison S. • Biology tutor

19524 Views