1) Which are the remaining two types of radiation? a) Gamma and X-Rays b) Mirowaves and Beta c) Gamma and Beta d) Microwaves and X-Rays 2) Describe one way in which nuclear radiation can be harmful? a) Treats cancer b) Dammages skin c) Damages living cells d) Can kill you 3) Suggest a safety precaution when a teacher demonstrates a radioactive source. a) Keep sources always in lead lined cases during demo. b) Point sources at class c) Use fingers to handle source d) Keep studnts back about 3m. 4) Fill in the missing word. a) current b) electricity c) light 5) Fill in the missing word a) current b) electricity c) light 6) Fill in the missing word a) current b) electricity c) light 7) An ammeter reads 0.1A and a voltmeter reads 2.5V what is the power? a) 0.25J b) 25W c) 0.25W d) 25J 8) What type of field has been produced? a) electrical field b) magnetic field 9) Sathir uses a piece of equipment instead of the iron fillings this shows the direction of the fis orces. What is the piece of equipments name? a) Plotting Compass b) Pair of comapsses c) Clinometer d) Stopwatch 10) The north and south ends of the magnet are called? a) ends b) bars c) poles 11) How could he make a bigger Current or Voltage reading? a) Smaller magnet b) Move magnet slower c) More coils d) Tighter coils but same amount of wire 12) Thee statements are correct. a) Photocells transfer light into electricity b) Photcells produce a direct current c) Photocells produce an alternating current d) Photocells don't need power cables e) Photocells use enrgy from the sun 13) Batteries produce Direct Current. A Generator is part of a power station. What type of current does a generator produce? a) Direct Current b) Changing current c) Switching Current d) Alternating Current 14) What type of fuel could be used at the start? a) wind b) coal c) sun d) water 15) What is the national Grid? a) A way of connecting all homes to the internet b) The telephone lines c) A way of getting power from scotland to your home 16) People in hoses are one type of consummer which is another. a) power stations b) wind farms c) hydropower d) schools 17) What are the total units of electicity consummed by appliancs that have a power reading of 12Kilowatts and have been on in a week for 8 hours. a) 96KWh b) 96Wh c) 1.5KWh d) 1.5Wh 18) The total number of units was 96KWh. The cost of a unit is 10p what was the weekly cost of running the appliances. a) £960 b) £9.60 c) 9600p d) £0.96 19) Explain why A is Beta radiation. a) Wrong it is Alpha b) like beta can go through paper and lead c) B penetrates paper and aluminium and C is stopped by paper d) A like beta is stopped by thin Al but can go through paper 20) Why do the kettle and fridge cost the same to run. a) Both use 8.4KWh in a week b) Both use 5040KWh in a week c) Both use 4.2KWh in a week d) Both use 4200KWh in a week

CoreP2second wordwall perfect answer.

by Anonymous
Embed

Leaderboard

Visual style

Options

Switch template

Continue editing: ?