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PhySci Chapter 1
Test Description: Review for Chapter 1 test
Instructions: Answer all questions to get your test result.
1) What is a way of learning about the natural world?
A
Science
B
Technology
C
Society
2) Using one or more of your senses to gather information is called
A
classifying
B
inquiry
C
observing
3) Making a forecast of what will happen is called
A
classifying
B
predicting
C
inferring
4) what is a possible explanation for a set of observations?
A
operational definition
B
variable
C
hypothesis
5) a factor that can change during an experiment is called a
A
theory
B
variable
C
prediction
6) The one variable that is purposely changes to test a hypothesis is called
A
responding variable
B
manipulated variable
C
operational variable
7) What helps you stay safe when doing science activities in the lab?
A
good preparation
B
reading your instrutions quickly
C
running when something goes wrong
8) How people change the world around them to solve practical problems is called
A
techology
B
systems
C
science
9) A person who is trained to use both technological and scientific knowledge to solve problems is a
A
consumer
B
engineer
C
scientist
10) what is a factor that limits or restricts a design?
A
constraint
B
trade-off
C
prototype
11) Facts, figures and other evidence gathered through observations are called
A
law
B
theories
C
data
12) A well tested explanation for a wide range of observations is a scietific
A
law
B
theory
C
prototype
13) A statement that describes what scientists expect to happen everytime under certain conditoins is called a scientific
A
theory
B
law
C
prototype
14) Process in which group members freely suggest any creative solutions that come to mind is
A
prototyping
B
brainstorming
C
troubleshooting
15) the process of analyzing a design problem and finding a way to fix it is called
A
troubleshooting
B
brainstorming
C
inquiry
16) Quantitative observations are descriptions that do not involve numbers or measurements.
A
True
B
False
17) Physcial Science is the study of matter, energy, and the changes they undergo.
A
False
B
True
18) In science, a hypothesis must be testable by observation or experiment
A
True
B
False
19) A prototype is never a full size working model.
A
False
B
True
20) Throughout history, technology has had a large impact on society.
A
True
B
False
*select an answer for all questions
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