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Author Question: The lowest places on Earth's surface are called ______________ trenches. Fill in the blank(s) with ... (Read 231 times)

penguins

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on: Jul 28, 2018
The lowest places on Earth's surface are called ______________ trenches.
 Fill in the blank(s) with correct word

Question 2

The element ______________ displays some chemical properties of both Group 1A and Group 7A elements.
 Fill in the blank(s) with correct word


Jane

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Reply #1 on: Jul 28, 2018
Answer to Question 1

deep-sea

Answer to Question 2

hydrogen


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