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Sumaiyah C.
Enthusiastic Physics And Chemistry tutor for 4 years
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Physics (Waves and Optics)
TutorMe
Question:

What is period?

Sumaiyah C.
Answer:

A period is a time taken for one complete wave to pass.

Chemistry
TutorMe
Question:

What is cracking?

Sumaiyah C.
Answer:

Breaking down of large hydrocarbon molecules into smaller ones.

Physics
TutorMe
Question:

Give two examples of chemical energy.

Sumaiyah C.
Answer:

Fuel, Food

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