Lesson 1 gra5

............ is one of the renewable energy sources

• Natural gas

• Wind

• Coal

• Oil

Dr.Diego Ponce develops the use of technology to build data systems related to ...........

• renewable energy

• fossil fuels

• debris

• petroleum

Fossil fuels are found in nature in the form of ............

• natural gas

• coal

• oil

• all of them

Thermostats are used in refrigerators to measure the ........

• temperature

• energy

• humidity

• intensity

............. are used to monitor how much energy the refrigerators and air conditioners use throughout the day

• Sensors

• A thermostat

• Debris

• Coal

............ is a switch that measures the temperature in air conditioners and refrigerators

• A power grid

• thermmostats

• sensors

• Google

The amount of electricity used by air conditioners in summer is ............ in the winter

• higher than

• less than

• the same as

• none of them

In Egypt data information management system was built to improve the .......... system

• investment

• irrrigation

• industry

• environment