OCR Gateway P2a Quiz

Description

Quiz on OCR Gateway P2a Quiz, created by Zaaaara on 20/05/2014.
Zaaaara
Quiz by Zaaaara, updated more than 1 year ago
Zaaaara
Created by Zaaaara almost 10 years ago
56
2

Resource summary

Question 1

Question
Photocells are renewable energy source
Answer
  • True
  • False

Question 2

Question
A photocell contains two pieces of silicon joined together to make a P-Q Junction
Answer
  • True
  • False

Question 3

Question
One piece of the silicon has an impurity added to produce an excess of free electrons - P Junction
Answer
  • True
  • False

Question 4

Question
Sunlight contains energy packets called:
Answer
  • Electrons
  • Photons

Question 5

Question
The output from a photocell depends on:
Answer
  • The Light Intensity
  • The type of light used

Question 6

Question
The sun is very hot and produces...
Answer
  • Gamma Rays
  • Microwaves
  • Infrared

Question 7

Question
The problem with Wind Turbines is...
Answer
  • They are expensive
  • The amount of electricity generated depends on the strength of the wind
  • They are dangerous

Question 8

Question
Infrared Radiations pass through windows as short wavelengths
Answer
  • True
  • False

Question 9

Question
Glass _________ this longer wavelength radiation back inside the building.
Answer
  • Refracts
  • Reflects
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