Observations and Conversions
If 1 inch = 2.54 cm, then how many cm are in 14 inches?
35.56 cm
This is the term for anything that has mass and volume.
What is matter?
This law states that matter is neither created nor destroyed.
What is the law of conservation of matter?
The number of digits in a measurement that reflect its precision.
What are significant figures?
A state with definite volume and shape.
What is a solid?
The type of observation involving subjective conclusions based on perceptions.
What is an inference?
This property measures the amount of space an object takes up.
What is volume?
The process of one substance dissolving into another is called this.
What is solubility?
The difference between experimental and accepted values is expressed as this.
What is percent difference?
A state with definite volume but indefinite shape.
What is a liquid?
Observations that include colors, textures, and other non-numerical characteristics are called this.
What is qualitative data?
A pure substance that cannot be broken down into simpler substances.
What is an element?
A solution where water is the solvent is known as this.
What is an aqueous solution?
The SI base unit for mass.
What is a kilogram or gram?
A state with neither definite volume nor definite shape.
What is a gas?
These observations involve numbers, like measurements or counts.
What is quantitative data?
A mixture where components are uniformly distributed throughout.
What is a homogeneous mixture?
This type of mixture has visibly distinct components or phases.
What is a heterogeneous mixture?
The SI base unit used to measure temperature in scientific contexts.
What is Kelvin?
Ice is this state of matter.
Solid
If there are 100 cm in 1 m, then how many cm are in 12.45 m?
1245 cm
The term for the smallest unit of an element that retains its chemical properties.
What is an atom?
Stainless steel is an example of this type of metallic solution.
What is an alloy?
The SI unit for volume is this.
What is liter?
A chemical combination of atoms of 2 or more different elements.
What is a compound?