1
Q
Where on an object is infrared radiation emitted?
A
Surface
2
Q
What is infrared radiation?
A
Emission of electromagnetic waves
3
Q
If an object is hotter that its surroundings will it emit or absorb more radiation?
A
Emit
4
Q
If an object is cooler than its surrounding will it emit or absorb more radiation?
A
Absorb
5
Q
The hotter an object is the ___ radiation it radiates
A
More
6
Q
Dark, matt surfaces ___ infrared radiation more
A
Absorb
7
Q
Light, shiny surfaces ___ infrared radiation more
A
Emit
8
Q
Light, shiny surfaces also ___ infrared radiation
A
Reflect
AQA CORE PHYSICS
flashcards
Decks in class (29)
# Cards
-
Conduction Convection Radiation15
-
Energy13
-
Radiation8
-
Kinetic Theory5
-
Evaporation and Condensation4
-
Heat radiation0
-
Kinetic theory and conduction0
-
Convection0
-
Condensation and evaporation0
-
Rate of heat transfer0
-
Energy efficiency in the home0
-
Specific heat capacity0
-
Energy transfer15
-
Efficiency of machines0
-
Energy transformation diagrams0
-
The cost of electricity0
-
Choosing electrical appliances0
-
Energy sources and power stations15
-
Renewable energy sources0
-
Energy sources and the environment0
-
Comparison of energy resources0
-
Electricity and the national grid0
-
Waves basics13
-
Wave properties4
-
Refraction and diffraction0
-
EM waves and communication0
-
Em waves and their uses0
-
Sound waves16
-
Origin of the universe27
