An organized way to collect and record scientific observations
What is a data table?
100
When scientists put things into categories or group together items that are alike in some way
What is classifying?
100
Making a forecast of what will happen in the future based on past experience or evidence
What is predicting?
200
Identifying the cause of any problems in a design
What is troubleshooting?
200
The kilogram
What is the basic metric unit of mass?
200
The factor that may change in response to the manipulated variable
What is a responding variable?
200
Explaining or interpreting the things you observe based on reasoning from what you already know
What is inferring?
200
new evidence contradicts it
What is a valid reason why a scientist might reject a scientific theory?
300
research the problem fully
In the technology design process, what is the next step after defining a problem?
300
divide its mass by its volume
How do you calculate the density of an object?
300
A possible explanation for a set of observations or answer to a scientific question
What is a hypothesis?
300
Observations that deal with descriptions that cannot be expressed in numbers
What are qualitative observations?
300
to improve the way people live
What is the goal of technology?
400
Once the cause of a problem are identified
What is redesigning the product?
400
weight depends on the force of gravity.
Why are mass and weight different?
400
One useful tool that may help a scientist interpret data by revealing unexpected patterns
What is a graph?
400
A statement that describes what scientists expect to happen every time under a particular set of conditions
What is scientific law?
400
they are dependent on each other
How do science and technology relate?
500
an exchange in which one benefit is given up in order to obtain another.
What is a trade-off?
500
immersing the rock in water and measuring how much the water level rises.
How could you measure the volume of the rock?
500
pose questions, form a hypothesis, design an experiment, collect and interpret data, draw conclusions, and communicate
What are the six major stages of the process of scientific inquiry?
500
Science is the study of the natural world. Technology changes the natural world to meet human needs.
What is the difference between science and technology?
500
A scientific hypothesis is a possible explanation for a set of observations or answer to a scientific question.
A scientific theory is a well-tested explanation for a wide range of related observations or experimental results.
A scientific law describes a pattern observed in nature.
What are scientific hypotheses, scientific theories, and scientific laws.