The ______________ is located 20 to 30 kilometers above the Earth.

Most cars produce ____________ that are harmful for our environment.

Solar panels are a good source of ________________________ . 

Most smartphones have ________________ . 

_____________ can destroy various things from plants and organisms to buildings.

Sophie ___________ old clothes to make a big blanket.

When we use a water filter, we ____________ harmful substances.

Tom ___________ a lot of food items in his kitchen.

He has ____________ the number of cigarettes he smokes each day to three.