Show:
Science
Is
Totally
Awesome
!!!
100
What is a pendulum?
a mass that swings back and forth on a string
100
What is a variable?
Anything that can be changed in an experiment
100
A set of objects working together is called a __.
system
100
The basic procedure used in an experiment is known as the __.
standard
100
What is a hypothesis?
a statement that can be tested to answer a question
200
What is a two-coordinate graph?
a graph that compares to sets of information
200
What type of graph was used to display data in both the pendulum and flyer experiments?
two-coordinate graph
200
What is the independent variable in an experiment?
the variable that you change
200
What is a cycle?
any motion or activity that repeats itself
200
What is the dependent variable in an experiment?
what you measure or record
300
What do we conduct in order to test our hypothesis?
an experiment
300
What is a controlled experiment?
an experiment in which one, and only one variable is changed
300
Name the five steps of the Scientific Method in order.
observation, hypothesis, experiment, analyze data, conclusion
300
In which step of the Scientific Method do you use your senses to learn about an object or event?
observation
300
In which step of the Scientific Method do you use the information that has been gathered to answer a question or solve a problem?
conclusion
400
Which two variables did NOT effect the number of times our pendulums would swing in 15 seconds?
weight and release position
400
Name an example of a system that was used in one of our experiments.
flyer system
400
Finish this sentence. "As the length of a pendulum increases, the number of times it swings in 15 seconds ___."
decreases
400
In which step of the Scientific Method do we make a statement about whether or not the hypothesis is true based on our data?
analyze data
400
Name one variable that caused a flyer to move a shorter distance down the flight line.
adding weight, passengers, wind resistance, drag, etc.