mod p2 living for the future pg 32..

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)