Metals, Non-Metals, & Metalloids
Density
Elements & Compounds
Energy
Chemical & Physical Changes
100
These are very shiny, good conductors, and are malleable.
What is a metal?
100
Density is the measure of _____________ an object is for its size.
What is "how light or heavy"?
100
This is a pure substance that can not be broken down further.
What is an element?
100
This is the ability to move or cause change in matter.
What is energy?
100
Cutting the grass is an example of this.
What is a physical change?
200
Metalloids are found in this place on the periodic table.
What is the stair step?
200
Density is calculated by dividing this by volume.
What is mass?
200
The second letter of an element symbol is written this way.
What is lowercase?
200
A person jumping off a stair has this kind of energy.
What is kinetic energy?
200
Burning wood in a fireplace is an example of this kind of change.
What is a chemical change?
300
These are not good conductors of heat & electricity.
What is a non-metal?
300
An object has a mass of 60g and a volume of 20cm3. It's density is __________?
What is 3 g/cm3?
300
The compound water is made up of these two elements.
What is hydrogen (H) and oxygen (O)?
300
A book sitting on a shelf has this kind of energy.
What is potential energy?
300
Color change is an indicator that was has occured?
What is a chemical change?
400
This word means that something can be hammered down into thin sheets.
What is malleable?
400
An object has a density of 3g/cm3 and a mass of 90g. Its volume is ___________________.
What is 30cm3?
400
The atomic number is the number of _______ or _______?
What is protons or electrons?
400
This kind of energy is released when food is broken down in our stomachs.
What is chemical energy?
400
If bubbles are produced in a chemical reaction, what is causing the bubbles?
What is production of gas?
500
If I have an object that is a good conductor under certain conditions, is not malleable, and may or may not be shiny, what is it?
What is a metalloid?
500
Object #1 has a mass of 12g and volume of 4cm3. Object #2 has a mass of 50g and a volume of 100cm3. Which will float in water and why?
What is Object #2.
500
The compound NaCl is also known by this name.
What is salt?
500
When you feel the hot sun on your face, this is a result of what type of movement of thermal energy?
What is radiation?
500
What do we call a solid that is formed when two chemicals react?
What is a precipitate?
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