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Lesson 1
Lesson 2
Lesson 3
Lesson 4
Lesson 5
100
A person who asks questions about the natural world is a what?
A scientist.
100
To infer means to what?
To infer means to draw a conclusion.
100
What is a model?
A model is a copy of something.
100
What is a chart?
A chart is a kind of list.
100
What is a tool?
A tool is an object used to do work.
200
To look for answers is called what?
Investigate.
200
What are observations?
Observations are when we record measurements based on what we see or observe.
200
We are conducting an experiment, what is the first step of the scientific method?
Ask a Question.
200
What is a procedure?
A procedure is a plan for testing a hypothesis.
200
Which unit would you use to measure the length of your desk?
Centimeters.
300
The process of asking questions is called what?
Inquiry.
300
What are the five senses?
Smell, touch, sight, hear, taste
300
When you plan a scientific investigation, what is the best way to record the procedure you follow?
Write out the procedure so the others can follow it.
300
What is a bar graph?
A bar graph is a graph that helps you compare data and see patterns.
300
Give two examples of tools.
Computer, camera, binoculars, magnifying glasses, stop water, rulers.
400
What questions CANNOT be answered through investigation?
Opinions or Questions that ask, "What is the best flavored ice cream?" "What is the best fruit?"
400
We use our five senses to what?
Observe the natural world.
400
You are trying to answer the question, "Can living things survive on saltwater?" Materials available to you include two identical plants, saltwater, and fresh water. Come up with a hypothesis for your investigation.
Answers will vary.
400
What kind of data could be recorded on a bar graph?
Ex. The temperature on five days.
400
What is a unit of measure? And give one example.
A unit of measure is the quantity you use to measure something. An example: meters, centimeters, feet, inches, yards.
500
Give an example of a question that CAN be answered through scientific investigations.
Responses will vary.
500
Predict what might happen if a person building a house estimated but did not measure the length of a piece of wood?
The piece of wood might not fit because an estimate is only a careful guess.
500
You want to design an investigation about plants that you see every day around your home or school. Think of a question you could investigate. What is one way you could make observations to help answer your question?
Answers will vary.
500
5 grams of sugar dissolve in 1 liter of water. The sugar in the water at 3 degrees Celsius dissolves in 10 minutes. The sugar in the water that is 23 degrees Celsius dissolves in 3 minutes. What variable changes in this experiment?
The temperature of the water.
500
What are two examples of safety rules?
Wear safety goggles, clean up spills, never taste or smell materials unless your teacher tells you, wash your hands well after each activity, return all materials to proper places.