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Questions and Answers
What is the SI unit of force?
What is the SI unit of force?
- Newton (correct)
- Pascal
- Watt
- Joule
Which of the following is a vector quantity?
Which of the following is a vector quantity?
- Speed
- Velocity (correct)
- Mass
- Energy
What is the law that states every object in a state of uniform motion will remain in that state of motion unless an external force acts on it?
What is the law that states every object in a state of uniform motion will remain in that state of motion unless an external force acts on it?
- Newton's Third Law of Motion
- Newton's Second Law of Motion
- Law of Gravitation
- Newton's First Law of Motion (correct)
What is the chemical symbol for gold?
What is the chemical symbol for gold?
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What is the atomic number of carbon?
What is the atomic number of carbon?
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What is the most abundant gas in the Earth's atmosphere?
What is the most abundant gas in the Earth's atmosphere?
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Study Notes
Physics Concepts
- The SI unit of force is the Newton (N).
- A vector quantity has both magnitude and direction; examples include force, velocity, and acceleration.
- Newton's First Law of Motion states that an object will remain in its current state of motion unless acted upon by an external force.
Chemistry Facts
- The chemical symbol for gold is Au, derived from the Latin word "aurum."
- Carbon has an atomic number of 6, indicating it has six protons in its nucleus.
Earth Science
- The most abundant gas in the Earth's atmosphere is nitrogen (N2), making up about 78% of the atmosphere by volume.
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