Answer: <u><em>D a source of electricity</em></u>
Explanation: I have done that question please tell me if it is correct
A type of material that tries to prevent the flow of thermal energy is called an insulator.
The Hennessey Venom GT<span> is the fastest road car in the world.
</span>The fastest land animal<span> is the </span>Cheetah
Usain Bolt, the World's fastest<span> man.
</span>The Lockheed SR-71<span> "</span>Blackbird<span>" the fastest airplane.</span>
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There is no soil in a hole
;)
