stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Science and Engineering Practice Review Flashcards | StudBud
Explore
/
Science and Engineering Practice Review
Science and Engineering Practice Review
40 terms
·
StudBud Administration
·
212 plays
Imported from external platform
Flashcards
40 cards
F
Practice quiz
P
Host live
L
Questions
40
Answers
1
A prototype can be used to ______________.
test the features of a design solution
all of these
create modifications and improvements
demonstrate a design solution
2
Meteorologists use computer simulations to study weather. This type of model can help the meteorologist ______________.
both A and B
make predictions about weather patterns
explain weather conditions to others
experience a live weather event
3
True or False? The steps of the engineering design process are never repeated.
True
False
4
Who uses models to develop and test design solutions?
Horses
Nobody
Engineers
Scientists
5
A scientific question can be answered through _____________.
opinions
beliefs
investigation
preferences
6
What is a hypothesis?
the predicted outcome of an investigation
a scientific law based on a large body of evidence
a statement that can be tested
the predicted outcome of an investigation and a statement that can be teste
7
An engineering team is designing a solar charger. Which is possible criteria for the design?
The consumer will want the charger to fit in a purse or backpack.
The budget for developing the device is $400,000.
8
A scientific investigation or experiment begins with planning. Choose the action that is not part of the planning process
develop a theory
choose the proper instruments
determine the type of data to collect
identify variables
9
How do engineers use mathematics?
Engineers use relationships like formulas, probability, and statistics.
all of these
Engineers use math to communicate the criteria and constraints of a design
Engineers use math for measurements.
10
Who uses scientific knowledge?
engineers
middle school students
scientists
all of these
11
Computers enhance the work of science. Which one of these tasks do scientists not use computers to do?
Study difficult problems
Run simulations
Find patterns
Putting on their lab coat
12
Which of these is an engineering question?
Has there ever been life on the planet Mars?
What myths have been written about Mars?
What elements are found on the surface of Mars?
How can we gather samples from the planet Mars?
13
What is the engineering design process?
a list of constraints that engineers must work around
directions for operating equipment
a method for finding a design solution
instructions on how to build a prototype
14
Biologists are studying bacteria that reproduce by dividing in half. They use mathematical thinking to predict _________
what will kill the bacteria
the number of bacteria there will be in 24 hours
where the bacteria will live
diseases the bacteria may cause
15
What might scientists use a model to represent?
processes, like evaporation and freezing
all of these
places we cannot see, like Earth’s core
things that no longer exist, like dinosaurs
16
An engineering team is designing a solar charger. Which is a possible constraint for the design?
The budget for developing the device is $400,000.
The consumer will want the charger to fit in a purse or backpack.
17
Scientists use mathematics to ______________ .
show relationships and patterns
model, predict, and analyze
all of these
investigate and communicate
18
Which of the following is false?
A drawing of the moon’s phases is an example of a model.
All models are three dimensional.
A prototype is a type of model.
A mathematical equation is an example of a model.
19
Hypothesis: A tube bird feeder will attract more finches than a suet feeder will. Identify the independent variable.
the time of year the bird feeders are put out
type of bird feeder
the type of finch
number of finches that visit each feeder
20
A scientific investigation or experiment begins with planning. Which of the following is not part of the planning process
Write a hypothesis
Identify variables
Write a theory
Choose the proper tools
21
Which of these is an engineering question?
Why does the view in the night sky change?
How do animals spread pollen?
What are glaciers and polar ice caps made of?
How do we make the nature preserve wheelchair-accessible?
22
What is a simulation?
a model that mimics a process or system
a mathematical formula or algorithm
a real-life event like a concert or ball game
a special type of engineering team
23
Engineers ask questions to identify the criteria and constraints of a project. Which question is possible criteria?
What is the budget?
What materials are available?
When is the deadline?
Who is the design solution for?
24
Criteria are the requirements of a solution. Which of the following could be criteria for an improved school backpack?
lightweight
has to be completed by next thursday
comfortable straps
a budget of $4,000
25
Scientists use models to study processes that occur too slowly to be studied in real time. Which would NOT be an example
fossil formation
rock cycle
plate tectonics
ice cubes melting
26
Which question identifies a possible constraint of a problem?
"How much can it cost?"
"Who is this for?"
"What does it smell like?"
"What do we want to achieve?"
27
Which of the following is not a type of model an engineer might use?
a drawing with labels
a prototype
a sentence
a scale model
28
What type of Math helps scientists identify what is likely to happen in an experiment?
Probability
Geometry
None
29
What makes a question scientific?
A scientific question can be tested.
A scientific question cannot be tested.
A scientific question is based on opinions.
30
Hypothesis: A tube bird feeder will attract more finches than a suet feeder will. Identify the dependent variable.
the type of finch
number of finches that visit each feeder
the time of year the bird feeders are put out
type of bird feeder
31
A(n) __________ is a possible explanation for something that a scientist has observed.
inquiry
variable
hypothesis
fact
32
Who uses models to explain phenomena and make predictions?
Scientists
Engineers
Horses
Nobody
33
Engineers ask questions to identify the criteria and constraints of a project. Which question is about a constraint?
Who is the design solution for?
Can a portable charger fit in a pocket on the design?
Can the design have wheels?
What is the budget?
34
Which of these are reasons why scientists and engineers use simulations? Select all that apply.
None of these are reasons why scientists use simulations.
Scientists and engineers use simulations to find patterns and analyze data.
Scientists and engineers use simulations to gather information.
They can show a process or system that is too difficult or too dangerous or
35
Mathematical models help scientists make predictions. What happens to the area of a rectangle if the width increases?
The area stays the same
The area decreases
The area increases
36
Which statements are true? Select all that apply.
Engineering and science do not use the same practices.
Scientists work to explain phenomena; engineers use science to solve proble
Scientists use scientific inquiry, research, and technology, engineers dont
Scientists observe the natural world and ask questions about it.
37
How do engineers test their solutions?
under a range of different conditions
only one time
under the same conditions every time
they don't
38
Which of these is an example of a simulation?
baking bread
playing the piano
a fire drill
walking a dog
39
Which of the following is not an example of a mathematical model?
chart
graph
essay
equation
40
Which of the following is not a scientific question?
Why do leaves turn brown in the fall?
Why can I see the moon during the day?
Does adding salt to boiling water make pasta cook faster?
Which roller coaster is fun to ride?
