Methods of Science and CER
What does CER stand for?
C - Claim
E - Evidence
R - Reasoning
What are the three base units?
Grams, Liter, Meter
What was our phrase to remember the prefixes? (Hint: british)
King Henry Died By Drinking Chocolate Milk
What unit would you use to measure the height of a two story building?
Meters
Name ONE thing all graphs should have.
5 Possible Answers
What are the two types of variables in experiments?
Independent and Dependent Variables
What base unit is used to measure mass?
GRAM
5.5 g = ______ kg
0.0055 Kg
12 mL = _____ cm3
12 cm3
What was your claim from yesterday's graphing lab?
Varying answers.
How many sentences should my claim be?
1 Sentence!
What is the base unit for temperature?
Celcius
34 mg = _______ g
0.034 g
What is the volume of this liquid?
38 mL
What is the CORE purpose of a graph.
To communicate your data
You are defending the claim that heart disease is a problem in the US. What is a line of evidence you could provide to back your claim up?
Varying Answers
What is the metric prefix for 1,000?
KILO
98 daL = ________ L
980 L
If a box has a length of 6 cm, a height of 8 cm, and a width of 1 cm, what is the volume of the box?
48 cm3
HAHAHAHA SURPRISE MEASURMENT Q:
A graduated cylinder contains 20 milliliter (mL) of water. A marble is added. Now the graduated cylinder reads 22 milliliter (mL). What is the volume of the marble?
2 cm3 or mL
You are experimenting with heart rate and exercise. You increase exercise intensity to see the effects on heart rate. What are the IV and DV of this example?
Independent Variable: Exercise Intensity
Dependent Variable: Heart Rate
What is the metric unit for 0.01?
CENTI
How many centimeters are in one meter?
100 cm
A marble has the mass of 22 grams and the volume of 40 mL. What is the Density of the marble?
0.55 g/cm3
You are graphing a data set onto your Y axis. The smallest data point is 0.5 while the biggest is 10. What should your scale be?
Scale of 1 as you move up each box.