What is classification and give an example of where it occurs
grouping together items that are alike in some way. Ex. organizing a notebook.
100
Which step of the scientific method should always be asked in a question?
The problem
100
What should you do first when there is an accident in the lab?
Tell the teacher
100
What format should a hypothesis be written in?
If __________ then ________ because___________
200
What is the difference between an inference and an observation?
An observation uses one or more of your senses to gather information. An inference is when you explain or interpret what you observe using prior knowledge or experience.
200
What is a controlled experiment?
An experiment in which only one variable is manipulated at a time.
200
How do you treat a burn?
Run under cold water
200
What is a prediction? What is used to make a prediction?
A prediction is making a forecast of what will happen in the future. You use past experience or evidence to make a prediction.
300
How is a model vs. a scale model alike and different?
A model is a representation of a real object or process. A scale model accurately shows the proportions between its parts. Models may be built to different scales. Both represent an object or process but a scale model is more accurate.
300
What is data? How do scientists interpret data?
1) information that you collect during the experiment. 2) a graph
300
When should you tie your hair back? Name 2 times when this is necessary.
when working with fire, chemicals, or equipment
300
What is the scientific method?
The process scientists go through in order to investigate the natural world and propose explanations based on the evidence they gather.
400
What is it called when you use at least one of your senses to gather information? Name the 2 types and explain each one. Give an example.
Observing. Qualitative observation and quantitative observation. ex. observing the amount of something is a quantitative observation because it deals with numbers
400
What 4 things should be in a conclusion?
1) Summary of experiment and results. 2) explain if the hypothesis is correct. 3) lab errors. 4) research from the internet.
400
How do you clean up after a lab? Name two things you should do.
1) Dispose of wastes properly, 2) put equipment back, 3) wash hands if instructed.
400
What are the steps of the scientific method in order?
1) State the problem, 2) Develop a hypothesis, 3) Design the experiment, 4) Collect and interpret the data, 5) State the conclusion, 6) Communicate results
500
What are the 5 skills of a scientist?
Predict, infer, observe, classify, and making models.
500
What is a variable? Name and define the 2 types.
1) A variable is the factor that can change during an experiment. 2) Manipulated Variable and Responding Variable.
500
When should you wear safety goggles in the lab? Name 3 times when this is necessary.
when dealing with chemicals, fires, glass breakage, or sharp objects
500
How was the cricket experiment set up as a controlled experiment
different temperatures- 15 degrees C, 20 degrees C, 25 degrees C. Manipulated variable and responding variable.