what knowledge did Percy Spencer's discovery lead to ?

water in food heats up by an increase in kinetic energy

what type of technology is a digital pH probe and how accurate and precise is it?

digital, more precise, less accurate

the peer review process includes

academics who are experts in the field

what work did Marshall and Warren do to confirm the cause of peptic ulcers

grew the plates over a Easter long weekend

What does hawthorne effect identify?

observing people, causes a change in their behaviour

supported explanation of the phenomenon (why it happens)

Eratosthenes assumptions for his investigation was based on

the Earth was a sphere and sun rays were parallel

What is bioharvesting?

activity involved in collecting the the living organism

Which statement below best describes an aim

To investigate the effect car shape has on - air resistance.

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Recap Quiz Mod 5 to 7

23 termsStudBud Administration88 plays

Summary

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Questions 23

Answers

1
what knowledge did Percy Spencer's discovery lead to ?
number of bacteria linked to stomach inflammation severity
water in food heats up by an increase in kinetic energy
microwaves can be used in radar systems
microwaves heat the substance through conduction
2
Which below describes the use of star charts to predict future events
scientific theory
scientific investigation
science law
pseudoscience
3
what type of technology is a digital pH probe and how accurate and precise is it?
analogue, more accurate, less precise
digital, more precise, less accurate
analogue, more precise, less accurate
digital, more accurate, less precise
4
the peer review process includes
none of the above
academics who are well experienced in publishing papers
academics being paid to review papers
academics who are experts in the field
5
Which of Newton's Laws explains why a building will try to resist moving
Newton's 1st law
Newton's 3rd law
Newton's 4th law
Newton's 2nd law
6
what is a control?
the variables kept the same
the variable being changed
the absence of the IV
the variable being measured
7
what work did Marshall and Warren do to confirm the cause of peptic ulcers
got a infected person to spit on the plates
grew the plates over a Easter long weekend
placed antibiotics on the agar plates
grew the plates in an incubator
8
What does hawthorne effect identify?
using a healthy person will increase product sales
listening to music increase intelligence
observing people, causes a change in their behaviour
telling participants in a study the expected results
9
What did Galileo discover using refraction
earths rotation
higgs boson
moons of Jupiter
organelles
10
What evidence did Doppler use to confirm the movement of the binary stars?
spectral pattern
pitch
none of the above
star size
11
What is a theory ?
supported explanation of the phenomenon (why it happens)
description of how something happens, usually maths formula
tests a question and build on each other
observations about the world around us
12
Eratosthenes assumptions for his investigation was based on
the Earth was a flat and the ships masts were on horison
the shadows were mathematically created
the Earth was a sphere and sun rays were parallel
the accuracy of the walkers and the light from the moon
13
what is an abstract
the investigation summarised
the discussion of the investigation's results
an assessment of the investigation
the investigation's procedure
14
What is bioharvesting?
activity involved in collecting the the living organism
collecting abiotic samples from the natural environment
obtaining the active ingredients from living organisms
preparing medicine from the natural environment
15
What law describes why the force applied to a building is equal to the mass times acceleration
Newtons 3rd law
Newtons 1st law
Newtons 2nd law
Newtons 4th law
16
What would be on the X-axis: To determine if the mass of a mouse affects the time spent running
time spend running
time spend running (seconds)
mass of mouse (grams)
mass of mouse
17
Which statement below best describes an aim
the car is purple
The wider the car, the more air resistance is has.
see if the car shape effects its air resistance.
To investigate the effect car shape has on - air resistance.
18
What did Priestley do?
studied oxygen
studied plant growth
studied binary stars
studied mice
19
What is quantitative data
data that contains words
data that contains numbers
data that cannot be interpreted
the only data that can be recored
20
What type of error is caused by the instrument being incorrectly calibrated
gross
random
measurement
systematic
21
What components help us judge the integrity of an investigation (reliability and validity)
suitability of time frame
suitability of equipment
sample size
all of the above
22
Science involves
personal stories as evidence
attempts to persuade or evoke emotion
experimentation as evidence
Vague terms and searchers for evidence to support claim
23
Which scientists studied binary stars
Marshall and Warren
Christian Doppler
Von Helmont
Eratosthenes

Recap Quiz Mod 5 to 7 Flashcards | StudBud