here we go , give one advantage and disadvantage of using photocells to generate electricity
explain how wind turbines convert energy from the sun into electricity
briefly describe how a power station works
a kind map i think of different power sources and their advantages and disadvantages .make it pretty
define electromagnetic induction and what factors affect the size of the induced voltage and current
Describe how a generator works
explain why a very high electrical voltage is used to tansmit electricity in the national grid
write down the formula for calculating the efficiency of power stations
how many units o f electrictyin KWH would a kettle of power 2500 w use in 3 minutes ......god that sounds really heard
now how much would boiling the kettle use. if one unit of electricity costs 12p
briefly descibe how the greenhouse effect keeps the earth warm
how has human activity affected weather patterns
name 3 types of radiation and describe their ionising powers
why are these radiations used-medical tracers
treating cancer
smoke detectors
ok give me a little mind map of advantages and disadvantages of nuclear power
describe the precautions you should use when handling radioactive sources in the lab ( think spiderman)
briefly explain why it is difficult to dispose of radio active wastes safely
what shapes are the orbits of the planets in the solar system
what force keeps planets and satellites in their orbits
tell me what the difference is between asteroids and comets
oh my god ..i know this one ..what is a light year
what would be the problem in sending a group of astronauts to neptune
gve 2 advantages and 2 disadvantageous of manned space tarvel
what type of radiation is found everywhere in the universe
in know this one to....describe the big bang theory
list the steps that lead to the formation of a main sequence star(like our sun)
describe Copernicians model of the universe
explain the evidence that Galileo produced that supported Copernicus theory .....( that sounds boring)