The Scientific Method
The first step of the scientific method
What is making observations?
A tool to measure length
What is a ruler or meter stick?
This prefix means 100 (small)
What is centi?
Name the two categories we classify matter into
What are pure substances and mixtures?
A way we can determine a physical property
What is to make observations or measurements?
What are charts, tables, or graphs?
The base unit we use to measure volume
What are liters?
The two prefixes that mean 1,000 (tell me which is big and which is small)
What are milli and kilo?
Elements fall into this category
What are pure substances?
Name two examples of a physical property
What are color, mass, freezing point, melting point, texture, smell, taste etc.?
What is an if...then statement?
The measuring system we use in this class
What is the metric system?
The relationship between milligrams and grams? (hint: numbers)
1000 mg = 1 g
How you can tell the difference between a heterogenous and homogenous mixture.
The way we can determine a chemical property
What is performing a chemical reaction/change?
3 important components to include in an experiment
What are controls, variables, and methods of data collection?
The spot we measure volume from in a piece of glassware
What is the bottom of the meniscus?
Convert the following: 375 mg = ? g
What is 0.375 g?
A place you can see all the pure substances in this classroom
What is the periodic table?
Name 2 examples of chemical changes
What are rusting, burning, corrosion, digestion, respiration, or decaying?
A reason the scientific method is important
What is to advance the science world forward?
*produce reliable/reproducible results; remain unbiased and make effective experiments
What is all of the measurements being close to each other but not the target number?
Convert the following 6.42 m = ? cm
What are 642 cm?
Classify these 3 things as elements, compounds, homogenous or heterogenous mixtures:
Apple juice
Carbon Dioxide (CO2)
A pencil
What is a homogenous mixture, compound, and heterogenous mixture?
Determine if the following are chemical or physical changes.
Cutting a piece of paper
Digesting a cookie
smashing a pumpkin
What are physical, chemical, and physical?