Top answers

What is the angular velocity of a person standing on the surface of the earth. Give your answer in radians per second

Angle through which the earth rotates = 2pi Time to do so = 24 60 60 = 86400s Angular velocity = 7.3x10 -5 rads -1
WF
Answered by William F. • Physics tutor
10342 Views

What are the main causes of unemployment in the UK? CCEA 2013 Summer paper 2

The definition of unemployment that is used by the UN is the ILO definition, this covers those that are out of work, want a job, have actively sought work in the previous four weeks and are available to star...
CT
Answered by Cameron T. • Economics tutor
15563 Views

A curve C has the equation x^3 +x^2 -10x +8. Find the points at which C crosses the x axis.

Factorise: (x-2)(x+4)(x-1) Set equal to 0: (x-2)(x+4)(x-1) = 0 Points are (2,0) (-4,0) (1,0)
WF
Answered by William F. • Maths tutor
3767 Views

What is the difference between short-term and long-term memory?

Memory is the ability to access information you have previously encountered and stored. This could be literally anything you have seen, heard, touched, smelled or tasted in your life ; such as the name of yo...
NT
Answered by Niall T. • Psychology tutor
9353 Views

What is the best method for revising case studies for an exam?

The use of case studies is often essential in geography exams as they help create structure in a long answer question and also display your knowledge of specific examples in reference to any facts you may be...
PB
Answered by Poppy B. • Geography tutor
4488 Views