Dimensional analysis
What is a conversion factor?
What is an ugly way of writing the number 1?
Is the scientific method linear or non-linear?
What is non-linear?
Where do we have extra copies of things you may need in class and where do you turn things in?
What is ____some description of where it is in the classroom_____?
What is the SI unit for mass?
What is kilogram?
This is the factor that is measured or observed; it changes in response to the independent variable.
What is the dependent variable?
There are this many inches in 1 foot
What is 12?
This is an educated guess or a testable prediction
What is a hypothesis?
How many elements on the periodic table?
What is 118?
What is the SI unit for amount of substance?
What is the mole?
This is the single factor that the scientist intentionally changes or manipulates in an experiment.
What is the independent variable?
A student sits in 4, 90 minute classes 5 days a week. How many seconds is this?
What is 108000 seconds?
Scientists do this step to physically test their hypothesis and gather data
What is conducting an experiment?
Where do we read volume on a graduated cylinder?
What is the meniscus?
What is a state of matter that holds its own shape?
What is a solid?
These are all the factors that a scientist must keep exactly the same so the test is fair.
What are controlled variables? (or constants)
A train travels at 44 miles per hour and a plane travels at 80 kilometers per hour. This vehicle is faster (1 mi ≈ 1.6 km).
What is (the) plane?
This step is where a scientist summarizes their results and whether or not their hypothesis was supported or rejected.
What is (drawing) a conclusion?
What element goes into balloons?
What is helium?
What is the state of matter that has a fixed volume but no fixed shape (takes the shape of it's container)?
What is a liquid?
When graphing an experiment's results, the independent variable is always placed on this axis.
What is the X-axis?
How much does a block with density 8 g/cm^3 and volume of 22cm^3 weigh in pounds?
1 lb = 453 g
What is 0.3885 lbs?
In this phase, scientists use tools like statistics, tables, and graphs to look for patterns
What is data analysis?
What type of elements change the colors of fireworks?
What is metals?
What is the state of matter that has no fixed shape and no fixed volume?
What is gas?
In an experiment testing a new hair-growth cream, the group of participants who receive a fake cream (placebo) is known by this term.
What is the control group?