Conservation Of Energy Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What is the principal of conversation of energy?

A

The total amount of energy in a closed system is constant

…Energy can only be converted from one form into another

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

How can you reduce loss of thermal energy in a home from walls?

A

Cavity wall insulation (two layers of bricks with polystyrene foam-good insulator)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

How can you reduce loss of thermal energy in a home from floor and door?

A

Carpet, floor insulation
Draught excluders

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

How can you reduce loss of thermal energy in a home from windows?

A

Double/triple glazing, with air gap in the middle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

How can you reduce loss of thermal energy in a home from roof?

A

Loft insulation (thick felt/fibreglass)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly