Search our library of homework questions

Top answers

All subjects

All levels

How would you answer an essay question on the behavioural approach to treating phobias?

In any essay question, you need to split it into two parts - outline (AO1) and evaluate (AO3). The AO1 is worth 6 marks out of the total 16, so you would want to briefly describe the key features of the b...

Answered by Bella B. • Psychology tutor

3306 Views

A particle of mass 5kg is moving in circular motion with a time period of 2 seconds. The radius of the circle is 10m. What is the centripetal force on the particle

The angular velocity is equal to 2 times pi divided by the time period. So we have an angular velocity of pi radians per second. The centripetal force is given by mass times the radius times the angular v...

Answered by • Physics tutor

1378 Views

How would you investigate the effect of light intensity on the rate of photosynthesis in pondweed? [6]

Apparatus is set up by first adding the pondweed to a beaker filled with water. The beaker has been sealed and any gas produced by will be collected by a syringe. Light will be provided by a lamp and its ...

Answered by boland S. • Biology tutor

23834 Views

At each point P of a curve for which x > 0 the tangent cuts the y-axis at T, and N is the foot of the perpendicular from P to the y-axis. If T is always 1 unit below N and the curve passes through the point (1,0), find the Cartesian equation of the curve.

When faced with a problem like this, it is always a good idea to draw a rough sketch of what might be going on. With the help of a diagram, we notice that PNT is a right angled triangle w...

Answered by Siddharth P. • Maths tutor

2494 Views

What is the difference between POR and PARA

Por and Para are both used to replace words such as 'for' 'by' or 'through'. PorPor is used to talk about movement, modes of transport and communi...

Answered by Jessica May J. • Spanish tutor

1440 Views