Measurement and Data
The term for how close a measurement is to the true value.
Accuracy
The number of seconds in 2 minutes.
120 seconds
Salt water is this type of mixture.
homogeneous mixture
The formula used to calculate density.
D= Mass/Volume
This Marvel hero wields a hammer named Mjolnir.
Thor
The SI base unit for measuring mass.
Kilogram or gram
The factor-label method for converting units is called this.
Dimensional Analysis
This is the smallest part of an element that still keeps its properties.
atom
An object has a mass of 10 g and a volume of 2 mL. Its density is ______.
5 g/mL
This artist is known for the album After Hours featuring “Blinding Lights.”
The Weekend
Your lab group measures a pencil 5 times and gets nearly the same result each time — but it’s not the correct length. Your data is ______ but not ______.
Precise but not accurate
Express 0.00072 in scientific notation.
7.2 x 10-4
A salad with lettuce, tomato, and cheese is this type of mixture.
heterogeneous mixture
What property is density?
intensive
This NFL quarterback is nicknamed "Mr. Irrelevant" but won the 2024 NFC Championship with the 49ers.
Brock Purdy
The calculation used to see how far your experimental value is from the accepted value.
Percent Error
Convert 1.5 km to meters
1,500 meters
This law states that matter cannot be created or destroyed, only changed.
Law of Conservation of Matter?
A piece of metal displaces 20 mL of water. If its mass is 50 g, calculate the density.
2.5 g/mL
In The Hunger Games, Katniss becomes known as this symbol of rebellion.
Mockingjay
This type of data uses descriptions rather than numbers.
Qualitative Data
You have 3.0 hours of lab time. Express this in seconds.
10,800 seconds
Rusting of iron is what type of change?
chemical change
You have a block with a density less than 1 g/mL. What will it do when placed in water?
float
This video game became wildly popular for its blocky world-building and survival gameplay.
Minecraft