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Unit 2 Chem Quiz#1
Unit 2 Chemistry Quiz #1 Review
Question | Answer |
---|---|
Anything that has volume and mass | Matter |
The amount of space taken up by an object | Volume |
The volume of a liquid is expressed in _______ and _______. | Liters and Mililiters |
The volume of solid objects is expressed in _____ _____. | Cubic Units |
Examples of cubic units are _____ and _____. | Cubic Meters and Cubic Centimeters |
The amount of matter in an object | Mass |
Are mass and weight essentially the same thing? | No |
How do mass and weight differ? | Mass never changes; weight depends on the gravitational pull on an object. |
Mass is usually expressed three ways: | Milligrams, Grams and Kilograms |
What is inertia? | The tendency of all objects to resist any change in motion |
What is a measure of inertia? | Mass |
The more _________ and object is, the greater its inertia. | Massive |
Matter that can be observed without changing the identity of the matter: | Physical Properties of matter |
What is the amount of matter in a given space? | Density |
Calculate Density | D=M/V |
True or False? The density of a substance can vary at a given pressure or temperature. | False |
A substance's ability to change into a new substance with different properties is said to have | Chemical Properties |
Chemical Properties can only be observed when | New substances can be made |
What type of property is always the same no matter what size the sample? | Characteristic Property |
What two properties are used to classify substances and distinguish between different substances? | Chemical and physical properties |
The measure of the gravitational force on an object | Weight |
Give an example of a chemical property | Firework |
Give an example of a physical property | Cold ice cream |
What is the volume of a box if it is 3m high, 5m long and 3m wide? | Volume = 45m3 (meters cubed) |