This is a 5-letter noun. (something you don't use anymore)
waste
10
This is an 8-letter noun: a device to make electricity.
windmill
5
What kinds of power are those? R...n....w...bl... and ....o...-R...n....w...bl... energy
Renewable and non-renewable energy.
25
What is this?
Power or energy (n)
15
A t...r....i...e (A device used to make electricity by rotating)
a turbine
15
the rising level of water.
tide (n)
25
A device used to receive solar power from the sun: g...id
a solar grid
5
Sharp edges of a turbine: b...a...es
blades
15
This is a 10-letter noun: supplying land with water so that crops and plants will grow (I..ri...a...i...n)
Irrigation (n)
25
True or False? 1. Renewable energy includes solar, wind, tidal, water, heat (thermal) energy.
True
25
True or False? It is cheaper to produce renewable energy because it is cheaper than non-renewable energy.
False
25
True or false? People utilize (use) renewable energy because it is environmentally-friendly.
True
25
True or False? Severe environments (like Sahara deserts) are suitable for installing (building) renewable energy stations because of the heat.
True
25
True or False? Scientists liked the idea of natural energy construction placed in Sahara desert because of the distance and the cost for many years in the past.
False
5
True or False? The economic values and electricity quantities of renewable energy are the same as the non-renewable resources.