Fechar
PHYSICS P1
WHAT ARE WAVES?
WHAT IS A WAVELENGTH?
WHAT IS THE UNIT OF FREQUENCY WAVE IS MEASURED IN?
INFRARED RADIATION IS ENERGY TRANSFER BY...
WHAT MATERIALS ARE THE BEST EMITTERS?
WHY ARE NON-METALS POOR CONDUCTORS?
CONDUCTION OCCURS MAINLY IN WHAT STATE?
A. SOLID
B. LIQUID
C. GAS
WHAT IS CONVECTION?
... IS WHEN A GAS TURNS INTO A LIQUID
WHAT ARE MICROWAVES USED FOR?
WHAT ORDER DOES THE ELECTROMAGNETIC SPECTRUM GO IN?
WHAT IS THE EQUATION FOR WAVE SPEED?
WHAT ARE THE RENEWABLE FUELS?
GEOTHERMAL ENERGY
ADVANTAGES
- RENEWABLE
- NO POLLUTION
- DOESNT DAMAGE THE ENVIRONMENT
HYDROELECTRIC ENERGY
ADVANTAGES
- RENEWABLE
- NO POLLUTION
- WE CAN STORE THE WATER UP
BIOMASS ENERGY
ADVANTAGES
- RENEWABLE AS LONG AS WE KEEP PLANTING TREES
- NO SPECIAL EQUIPMENT NEEDED
- DOESNT ADD TO THE GREENHOUSE EFFECT
TIDAL ENERGY
ADVANTAGES
- RENEWABLE
- NO POLLUTION NOTHING GET BURNED
- RELIABLE BECAUSE THERE ARE ALWAYS TWO TIDES A DAY
WAVE ENERGY
ADVANTAGES
- RENEWABLE
- NO POLLUTION NOTHING GETS BURNT
WING ENERGY
ADVANTAGES
- RENEWABLE
- NO POLLUTION NOT GETS BURNED
- TURBINES ARE QUITE CHEAP SO USED IN POORER COUNTRIES
SOLAR
ADVANTAGES
- RENEWABLE
- NO POLLUTION NOTHING GETS BURNED
WHITE LIGHT CONTAINS ALL THE COLOURS ON THE SPECTRUM?
TRUE OR FALSE?
WHAT IS A SOLAR CELL?
WHAT TO WORK OUT THE EFFICIENCY?
WHAT IS THE RED SHIFT?
WHAT IS THE BLUE SHIFT?
