Podcast
Questions and Answers
Which of the following is a characteristic of metals?
Which of the following is a characteristic of metals?
- Malleable and ductile (correct)
- Poor conductors of heat and electricity
- Highly reactive with water
- Brittle and easily breakable
Which of the following is a characteristic of non-metals?
Which of the following is a characteristic of non-metals?
- Good conductors of heat and electricity
- Tend to gain electrons in chemical reactions (correct)
- Shiny and reflective
- Easily form positive ions
Which of the following elements is a metal?
Which of the following elements is a metal?
- Sulfur
- Oxygen
- Sodium (correct)
- Chlorine
Which of the following best describes force?
Which of the following best describes force?
What is pressure?
What is pressure?
How are force and pressure related?
How are force and pressure related?
Which of the following best describes friction?
Which of the following best describes friction?
What factors affect the amount of friction between two surfaces?
What factors affect the amount of friction between two surfaces?
Which of the following is an example of static friction?
Which of the following is an example of static friction?
Which of the following best describes friction?
Which of the following best describes friction?
What factors affect the amount of friction between two surfaces?
What factors affect the amount of friction between two surfaces?
Which of the following is an example of kinetic friction?
Which of the following is an example of kinetic friction?
Study Notes
Metals and Non-Metals
- Metals are characterized by being shiny, good conductors of electricity and heat, malleable, and ductile.
Force and Pressure
- Force is a push or pull that causes an object to change its motion or shape.
- Pressure is the force per unit area on an object or surface.
Friction
- Friction is the force that opposes motion between two surfaces that are in contact.
- Factors that affect the amount of friction between two surfaces include:
- Surface area in contact
- Normal force (force perpendicular to the surface)
- Surface roughness
- Type of surfaces in contact
- Static friction is the frictional force that prevents an object from moving, and is greater than kinetic friction.
- Kinetic friction is the frictional force that opposes an object's motion, and is less than static friction.
- Examples of static friction include trying to push a heavy box, or trying to start a car on a hill.
- Examples of kinetic friction include a car moving on a road, or a block sliding on a table.
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Description
Test your knowledge on metals and non-metals with this quiz! Identify the characteristics of metals and non-metals, and determine which elements belong to the metal category. Challenge yourself and learn more about the properties of these important elements.