Independent Variable
What is the independent variable?
The variable that changes
What is the Dependent Variable?
The responding variable or the variable that is measured
This is an observation you can count.
What is a quantitative observation?
What is a hypothesis?
What is the Scientific Method?
A step-by-step process used to answer questions.
The time it takes to run a mile, depends on the time of day it is run. What is the Independent Variable?
Time of day.
Does the height you drop a ball from affect the height it will bounce? What is the dependent variable in this experiment?
The height the ball bounces.
This is an observation you cannot count, but that describes the quality of an object/thing.
What is a qualitative observation?
What is an organism?
A living thing.
True or False: Scientist are observant and ask questions.
True
The higher the temperature of the water, the faster an egg will cook. What is the independent variable?
Temperature of the water.
Can a person run faster in tennis shoes or sandals? What is the dependent variable in this experiment?
How fast they ran.
Determine if the statement is a qualitative or quantitative observation:
1. The race was over in 10 minutes.
2. It is light green in color.
What is a quantitative and qualitative observation?
What is a microscope?
Tool that helps scientist look at structures that are too small to be seen with the unaided eye.
True or False: Hypothesis are always right
False.
Grass will grow faster if it is fertilized. What is the independent variable?
Does a skateboard travel further on grass, the sidewalk, or on the paved road?
the distance the skateboard travels on each surface.
Determine if the statement is a qualitative or quantitative observation:
1. It tastes sour.
2. One leaf is 9 cm long.
3. It makes a loud pop sound.
What is a qualitative, quantitative, and qualitative observation?
What is life science?
The study of life and living things.
A hypothesis must be stated in a form that is always
testable.
A student wanted to see if their score on spelling tests would improve if they spent more minutes studying the spelling words. What is the independent variable?
The amount of time spent studying.
Do all clear liquids freeze at the same temperature? What is the dependent variable in this experiment?
The temperature the liquids freeze at.
Determine if the statement is a qualitative or quantitative observation:
1. The flower clusters in 3 blooms.
2. It feels very rough.
3. The plant is short.
What is a quantitative, qualitative, qualitative, qualitative?
What is science?
What are the 6 steps to the scientific method?
Make an Observation, Ask Question, Form Hypothesis, Create Experiment, Analyze Data/Form Conclusion, Communicate Results.