Metric System
Metric unit for length
meter (m)
a hypothesis that is well supported and unifies a broad range of observations
scientific theory
What the researchers measure in a study
dependent variable
How many variables should be changed in a controlled experiment
1
Mr. Fischer notices mold growing on bread in his kitchen. What step is this?
Observation
Metric unit for mass
gram (g)
Mathematical in nature, can predict what will happen in science.
scientific law
What the researchers change or manipulate in a study
independent variable
Getting the data on the color of a leaf is ______ data,
while counting the number of leaves _________ data
color of leaf = qualitative
number of leaves = quantitative
A proposed explanation to a scientific question, often in an "if... then..." statement
hypothesis
metric unit for volume
Liter (L)
Identify the law:
KE1 + PE1 = KE2 + PE2
Law of conservation of energy
Identify the independent variable
fertilizer
To see the effects of fertilizer on plant growth, a gardener puts fertilizer on half of their garden and no fertilizer on the other half.
What is the control group?
half of garden with no fertilizer
The last step of the scientific method, after you've analyzed data and come to a conclusion.
Share your research
The number of centimeters (cm) in 10 kilometers (km)
1,000,000 cm
A now discredited scientific theory that had the Earth in the center of the solar system
Geocentric Model
To see the effects of fertilizer on plant growth, a gardener puts fertilizer on half of their garden and no fertilizer on the other half.
Identify the dependent variable
plant growth
To see the effects of fertilizer on plant growth, a gardener puts fertilizer on half of their garden and no fertilizer on the other half.
What are constant or control variables that the gardener should have?
type of plant, type of soil, amount of water, amount of sunlight
Mr. Dawson made 9/10 free throws granny style (underhand), but only made 5/10 free throws in a normal shooting method. What conclusion can you make based on this data?
Mr. Dawson is more effective at making free throws granny style.