PhySci Chapter 1: Question Preview (ID: 32750)


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Quantitative observations are descriptions that do not involve numbers or measurements.
a) True b) False c) d)
the process of analyzing a design problem and finding a way to fix it is called
a) troubleshooting b) brainstorming c) inquiry d)
Process in which group members freely suggest any creative solutions that come to mind is
a) troubleshooting b) prototyping c) brainstorming d)
A statement that describes what scientists expect to happen everytime under certain conditoins is called a scientific
a) theory b) law c) prototype d)
A well tested explanation for a wide range of observations is a scietific
a) theory b) law c) prototype d)
Facts, figures and other evidence gathered through observations are called
a) law b) theories c) data d)
what is a factor that limits or restricts a design?
a) prototype b) trade-off c) constraint d)
A person who is trained to use both technological and scientific knowledge to solve problems is a
a) engineer b) consumer c) scientist d)
How people change the world around them to solve practical problems is called
a) science b) systems c) techology d)
What helps you stay safe when doing science activities in the lab?
a) reading your instrutions quickly b) good preparation c) running when something goes wrong d)
The one variable that is purposely changes to test a hypothesis is called
a) responding variable b) operational variable c) manipulated variable d)
a factor that can change during an experiment is called a
a) prediction b) variable c) theory d)
what is a possible explanation for a set of observations?
a) variable b) operational definition c) hypothesis d)
Making a forecast of what will happen is called
a) predicting b) inferring c) classifying d)
Using one or more of your senses to gather information is called
a) classifying b) inquiry c) observing d)
What is a way of learning about the natural world?
a) Science b) Technology c) Society d)
Physcial Science is the study of matter, energy, and the changes they undergo.
a) True b) False c) d)
In science, a hypothesis must be testable by observation or experiment
a) True b) False c) d)
A prototype is never a full size working model.
a) True b) False c) d)
Throughout history, technology has had a large impact on society.
a) True b) False c) d)
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