Basic science
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Questions and Answers

Which of the following is not a primary color of light?

  • Red
  • Yellow (correct)
  • Blue
  • Green

What is the boiling point of water in celsius?

  • 100 (correct)
  • 212
  • 0
  • 273

What is the chemical symbol for sodium?

  • So
  • Na (correct)
  • Sd
  • Sa

Which planet is known as the "Red Planet

<p>Mars (B)</p> Signup and view all the answers

What is the chemical symbol for hydrogen?

<p>H (D)</p> Signup and view all the answers

What is the process by which plants make their own food?

<p>Fermentation (D)</p> Signup and view all the answers

Which organ in the human body is responsible for filtering waste from the blood?

<p>Kidney (B)</p> Signup and view all the answers

What is the S.I unit of force

<p>Joule (B)</p> Signup and view all the answers

What is the chemical formula for carbon dioxide

<p>Co (A)</p> Signup and view all the answers

What is the process by which water changes from liquid to gas?

<p>Evaporation (C)</p> Signup and view all the answers

Simplify the expression: (2(3x - 4) + 5x). a) (11x - 8) b) (6x - 3) c) (x^2 - 2x) d) (x^2 + 7x

<p>11x-8 (A)</p> Signup and view all the answers

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