Top answers

Which renewable energy methods are the best?

This depends on what "best" means, but generally this boils down to location. As an example, consider geothermal energy. This is derived from heat sources inside the Earth. Some places, such as Ice...
CW
Answered by Callum W. • Physics tutor
2336 Views

If Newton's third law is correct, why are walls not indestructible? In applying a force to a wall, if it breaks surely it is not giving an equal and opposite force.

It is best to consider this in slow motion. First we have a wall which is at equilibrium (no external forces/all forces are balanced). Someone decides that the wall is in its way and wants to break down the ...
CW
Answered by Callum W. • Physics tutor
5367 Views

What factors affect supply of a good or service?

An easy way to remember factors that affect supply of a good or service is by using the acronym "PINTS WC". Productivity. The more productive the firm's factors of resources are, the more output a ...
JA
Answered by Jacob A. • Economics tutor
45481 Views

What are the key elements of an enforceable contract?

Enforceable contract, which can set up both orally and in writing, have four key elements: An intent to create legal relations. Casual commitments among friends and family, for example, lack such intent. A b...
CE
2935 Views

How do geographical conditions influence the economical and political development of states? Please provide an example

Geographical conditions such as terrain, hydrology, soil, and climate can influence the development of a society by creating particular needs, advantages and disadvantages. Favourable, advantageous condition...
CE
2383 Views