Hot Surface
"albedo" means
whiteness
Asphalt in a city can reach___ degrees
140
Which text structure is used in "Cooling a City"
sequence
One effect of heat is
health risks
Which word is related to the sun
solar
Asphalt reflects less sunlight than
concrete
Light- colored roofs lower indoor temperature by
5-7 degrees
What should cities adopt?
cooling designs
The ability of a surface to reflect sunlight
albedo
What does grass release to cool the air?
water vapor
One problem heat creates is
more electricity usage
It is best to paint roof in what color
white
What reduces urban heat?
cooling materials
To send out energy in waves
radiate
Scientists describe surfaces using
albedo
Excess use of electricity results in
high energy cost
What is step 4 in Cooling a City?
Measure results
What happen to areas with cool roofs?
nighttime temperature dropped
Which part of the passage explains how different surfaces interact with sunlight?
Diagram
Surfaces with low albedo absorb more
heat
How do parking lots absorb sunlight
slowly
In step 2, what evaporates when new material reflect sunlight?
water
Temperatures are lowered for entire neighbourhoods by______
cooling surfaces
What does the Latin word "solar" mean
Sun