ERTH 335 Test 1 With
Complete Solution
Celsius to Fahrenheit - ANSWER F= 1.8 (C) +32
emitted light - ANSWER - comes from object
- Doesn't involve reflection
- All objects are hot enough to emit light, but most aren't hot enough to emit
visible light
reflected light - ANSWER - comes form outside source
- can only reflect colors that are shined on them
- Aways same type of radiation that was incident
Ultraviolet - ANSWER "Beyond violet" end of electromagnetic spectrum
Infrared - ANSWER "Beyond red" beginning of electromagnetic spectrum
- what greenhouse effect involves
Energy - ANSWER the ability to do work
kinetic energy - ANSWER energy of motion
potetial energy - ANSWER stored energy that can be released (gravitational)
chemical energy - ANSWER Energy stored in chemical bonds
heat emission - ANSWER heat energy given off by an object as it cools
, What the sun emits - ANSWER - Visible light
- visible radiation
- Shortwave radiation
- solar radiation
What the Earth emits - ANSWER - Infrared radiation
- Long wave radiation
Units of energy - ANSWER joule and calorie
1 calorie = 4,184 joules
Power - ANSWER - rate at which energy is used
- measured in watts
- 1 w = 1 J/S
Flux - ANSWER Power per unit area
- Rate of energy transferred per area
- Measured in watts per meter squared
Incident - ANSWER light that falls on object
Complete Solution
Celsius to Fahrenheit - ANSWER F= 1.8 (C) +32
emitted light - ANSWER - comes from object
- Doesn't involve reflection
- All objects are hot enough to emit light, but most aren't hot enough to emit
visible light
reflected light - ANSWER - comes form outside source
- can only reflect colors that are shined on them
- Aways same type of radiation that was incident
Ultraviolet - ANSWER "Beyond violet" end of electromagnetic spectrum
Infrared - ANSWER "Beyond red" beginning of electromagnetic spectrum
- what greenhouse effect involves
Energy - ANSWER the ability to do work
kinetic energy - ANSWER energy of motion
potetial energy - ANSWER stored energy that can be released (gravitational)
chemical energy - ANSWER Energy stored in chemical bonds
heat emission - ANSWER heat energy given off by an object as it cools
, What the sun emits - ANSWER - Visible light
- visible radiation
- Shortwave radiation
- solar radiation
What the Earth emits - ANSWER - Infrared radiation
- Long wave radiation
Units of energy - ANSWER joule and calorie
1 calorie = 4,184 joules
Power - ANSWER - rate at which energy is used
- measured in watts
- 1 w = 1 J/S
Flux - ANSWER Power per unit area
- Rate of energy transferred per area
- Measured in watts per meter squared
Incident - ANSWER light that falls on object
