Which bug spray can you conclude is most effective in killing insects according to the data on the graph shown below?
What is bug spray C
100
This is any process that analyzes or discusses reason, causes or consequences of an object or process
What is an explanation
100
This reduces the chances of bias in your experiment
What is reproducibility
100
You practice this when you question claims that are made without evidence to back them up
What is skepticism
200
This symbol represents poisionous chemicals
What is symbol F
200
This type of data involves measurements
What is quantitative
200
This is the variable that you measure
What is the dependent variable
200
What is the most important question a student should ask in order to critique a scientist's hypothesis stating that there is life on Mars?
a. who does the scientist work for
b. where did the scientist go to school
c. what evidence is the scientist basing this hypothesis on
d. does the scientist think there is life on other planets as well
What is C
200
This is the application of scientific results to solve problems or meet human needs
What is technology
300
This is the last thing that you should do before leaving the lab
What is wash your hands
300
This is the median speed for Car B
What is 32 seconds
300
Temperature affects the number of birds in an area. This is an example of
What is an inference
300
Which of the following questions would be the least helpful in deciding if a scientist's claims are true?
a. have any other scientist reproduced the experiment
b. where was the experiment performed
c. what procedure did the scientist use
d. what will the scientist gain from the experiment
What is B where was the experiment performed
300
This involves making a choice or decision involving giving up some of one thing to get more of something else.
What is trade off
400
A possible explanation for scientific date or observation is called a
What is hypothesis
400
This type of data involves observations and use of senses
What is qualitative
400
This is a statement that gives information
What is a description
400
When two similar studies yield different conclusions, which of the following would not be a way of determining which conclusion is more accurate?
a. conduct another experiment to examine the same issue
b. examine the details of both experiments's methods
c. reevaluate both experiments data
d. determine which conclusion appears to make the most sense to the most number of scientist.
What is D determine which conclusion appears to make the most sense to the most number of scientist.
400
Which is the most important question you should ask when evaluating the overall effectiveness of a design?
a. does it solve the problem
b. does it look good
c. do people want to buy it
d. can I make money building it
What is Choice A
500
A student performs an experiement twice, but gets very different results for each trial. What should the student do next?
What is perform the experiment more times
500
The composition of air we breathe is about 78% nitrogen, 21 % oxygen, and 1% other gases. This graph best illustrates this information
What is graph C
500
A student wrote a report and included the hypothesis, procedure, description of how test was performed and a conclusion. The student left these 2 things out
What is materials and data
500
One of the reasons that students take science classes in school is to learn things that will help them in everyday life. Which of the following statements about scientific thinking is not true?
a. scientific thinking can be useful to someone who is cooking dinner.
b. scientific thinking can be useful when you have to fix a broken chain on your bike.
c. scientific thinking cna be useful to a gardner who is choosing the best plants to grow in a garden
d. scientific thinking is useful only to people who are attending school
What is choice D
500
Which of the following series of steps best describes the development of such technology?
a. test, plan, do, evaluate
b. do, test, plan, evaluate
c. evaluate,plan, test, do
d. plan, test, do evaluate