Lesson 1 Understanding Science
The investigation and exploration of natural events and of the new information that results from those investigations.
What is science?
The factor that you want to test and is changed by the investigator to see the affect.
What is the independent variable?
100 cm to m
1 m
What is ask a question?
The unit of measurement for liquid volume.
What is Liters?
The factor you observe or measure during an experiment.
100 cm to mm
1000 mm
The dependent variable in our experiment.
What is the amount of bacteria?
A possible explanation for an observation that can be tested by scientific investigations or an educated guess.
The basic measurement for mass.
What is gram?
The reason experiments need constants.
What is to minimize the amount of change occurring each trial?
1000 g to kg
1 kg
The group in an experiment that is kept the same in order to compare the results from the test.
What is a control group?
The acronym used to do simple metric conversions.
KHDUDCM
True or False: A controlled experiment must have both an independent and a dependent variable.
1 kL to L
1000 L
The M in the KHDUDCM stands for this.
What is "milli"?
One similarity and one difference between the engineering design process and the scientific method.
Answers will vary.
Answers will vary.
The steps of the scientific method.
What is ask a question, create a hypothesis, materials, procedure, run experiment, collect data, interpret data, draw conclusions?
1000 cm to m
10 m
The three units we can put under the U in KHDUDM.
What are grams, Liters, meters