Share Grade 3 Unit 5 Week 5 Literture anthology
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Who were the first people to use wind power? (Page 457, 1st paragraph)
Sailors in ancient times.
How did sailors use the power of the wind? (Page 457, 1st paragraph)
They used sails to capture wind and move ships across water.
What are windmills, and what do they do? (Page 457, 1st paragraph)
Machines that capture the wind’s power to do work, like grinding grain or pumping water.
What causes wind to form? (Page 457, 2nd paragraph)
Warm air rises and cooler air moves in to take its place.
How does the speed of the wind affect the amount of energy it creates? (Page 457, 2nd paragraph)
The faster the wind blows, the more energy it creates.
What happens when wind blows on the blades of a windmill? (Page 457, 2nd paragraph)
The blades spin around.
What turns the rod in a windmill? (Page 457, 2nd paragraph)
The spinning blades.
How do wind turbines create electricity?(Page 458)
he blades spin, turning machinery inside the turbine that changes the energy into electricity.
What carries electricity from the turbine to homes and towns? (Page 458)
Cables connected to transmission lines.
Why are people looking for new sources of energy? (Page 458, 1st paragraph)
Fossil fuels are running out and cannot be replaced.
Why is wind considered a renewable resource? (Page 458, 1st paragraph)
It will always be available and never run out.
What is one advantage of wind power compared to fossil fuels? (Page 458, 2nd paragraph)
It is clean and does not cause pollution.
Which city became the first in America to be powered completely by wind energy? (Page 459, 2nd paragraph)
Rock Port, Missouri.
How many wind machines were recently built in one year, according to the text?(Page 459, 2nd paragraph)
3,000 wind machines.
Why do schools in states like Nebraska and Vermont use wind machines? (Page 459, 2nd paragraph)
To save money and create cleaner energy.
