Branches of Chemistree
This type of chemistry would be interested in studying human metabolism.
What is biochemistry?
This is the reason why scientists use the SI system.
What is to make communication easier?
This is the reason why scientists use scientific notation.
What is to quickly write big or small numbers?
Dr. Pepper has 13 g of sugar. How many mg of sugar does the soda have? Note that 1 g = 1000 mg. (Credit to M. McCutcheon)
13,000 mg
This is the definition of matter (Must include both parts of the definition).
What is anything that has mass and takes up space?
This type of chemistry would test the soil for pollutants.
What is analytical chemistry?
This unit is abbreviated as "kL."
What is a kiloliter?
This is the number 300 in scientific notation.
What is 3.0 x 102?
If Mrs. Shirley gives 3 hours of homework and Mrs. Schmidt gives 5 hours more, how many minutes will it take you to do it all? There are 60 minutes in an hour. (Credit to E. Gresham)
480 minutes
This is the classification of air (Need pure substance/mixture and element/compound or homogeneous/heterogeneous)
What is a homogeneous mixture?
This type of chemistry develops the materials used to make smartphones.
What is inorganic chemistry?
This is the SI base unit for temperature.
What is Kelvin (K)?
This is the number 3.901 x 100 in standard notation.
What is 3.901?
Mr. Brooks is 5.92 ft tall. If the tallest building in the world is 828 m tall, how many Mr. Brooks would it take to get to the top of the building? Remember that 1 m = 3.28 ft. (Credit to K. Staples and A. Shirley)
458.8 Mr. Brooks
This is where the independent variable goes on a graph.
What is the x-axis?
This type of chemistry may create a plastic for packaging.
What is organic chemistry?
This is the instrument used to measure volume in a lab.
What is a graduated cylinder?
This is the number 2.37 x 106 in standard notation.
What is 2,370,000?
My house is 3.4 miles away from the school. How many poptarts would it take to get from my house to the school? A poptart is 10.5 cm long, and there are 160934.4 cm in a mile. (Credit to M. Robbins)
52,112 poptarts
This is the definition of chemistry (Must include two major parts of the definition).
What is the study of matter, its properties, and the changes it undergoes?
This type of chemistry is interested in the energy generated by power plants.
What is physical chemistry?
This is the definition of mass.
What is the amount of matter in an object?
This is the number 0.000000078 in scientific notation.
What is 7.8 x 10-8?
If Mr. Andry is 26 years old, how many times could he have listened to “Princess Diana” by Nicki Minaj and Ice Spice? It takes 172 seconds to listen to the song one time, and there are 31,600,000 seconds in a year. (Credit to J. Ruddell)
4,776,744 times
These are the main reasons that scientists share their results with others (Must include at least two reasons).
What are to give other scientists a starting point and to give them a chance to replicate the results?