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Terms and Vocabulary
Scientific Method
Experiments
Scientific Knowledge
HodgePodge
100
A proposed explanation made on the basis of limited evidence as a starting point for further investigation.
What is a hypothesis
100
The process of obtaining information by using the senses is called a/an
What is observations
100
In an experiment, the one variable that is changed is called the
What is independent variable
100
Delilah followed these steps of an investigation: ◦Collect five objects made of different types of metal. ◦Place them on a large laboratory table. ◦Touch each metal object with a magnet and lift slowly. ◦Record observations. Which of the following statements is Delilah most likely testing? Answer Options: A. All types of metal are attracted to magnets. B. Each magnet can lift the metal object to the same height. C. Larger magnets can pick up heavier metal objects than smaller magnets can. D. Heavier metal objects are more attracted to magnets than lighter metal objects are.
What is All types of metal are attracted to magnets.
100
If you were measuring the mass of a fly, you should use A) grams B) liters C) meters D) kilograms
What is grams
200
a view or judgment formed about something, not necessarily based on fact or knowledge.
What is an opinion
200
A series of steps designed to help you solve problems and answer questions
What is the Scientific Method
200
In an experiment, the factor that we measure is called the
What is dependent variable
200
Which question would be the best high level scientific question? A) Does the amount of salt in water affect the temperature at which it boils? B) How many giraffes live in Africa? C) How long ago did dinosaurs live on the Earth? D) Who made the first microscope?
What is Does the Amount of salt in water affect the temperature at which it boils?
200
If you wanted to know volume of water in a bottle of soda, you would use A) grams B) liters C) milliliters D) kiloliters
What is liters
300
is a source of knowledge acquired by means of observation or experimentation.
What is evidence
300
In which step of the scientific method do we want to use graphs A) analyze data B) asking questions C) make a hypothesis D) communicate results
What is analyze data
300
A scientist hypothesizes the the temperature at which an alligator's egg is incubated will determine whether the alligator will be male or female. The independent variable is A) the temperature B) the male alligators C) the incubator D) the gender of the alligator
What is the temperature
300
Where do scientists publish the results of their experiments? a. in letters to friends b. on television, radio, and the Internet c. in academic papers, science magazines, and on the Internet d. in books, magazines, and comic books
What is in academic papers, science magazines, and on the Internet
300
In a scientific investigation, conclusions are drawn directly after _____. A. the hypothesis is revised B. results have been communicated to other scientists C. data have been interpreted D. the hypothesis has been stated
What is data have been interpreted
400
is any factor that can be controlled, changed, or measured in an experiment.
What is a variable
400
The final part; a summary of reasonable inferences is a/an A) controlled experiment B) hypothesis C) conclusion D) question
What is a conclusion
400
A scientist hypothesizes the the temperature at which an alligator's egg is incubated will determine whether the alligator will be male or female. The dependent variable is A) the size of the baby alligators B) the incubator C) the gender of the baby alligators D) the temperature
What is the gender of the baby alligators
400
Conclusion for an experiment are only valid if a. the experiment was controlled (fair test) c. the conclusion are based all on all available evidence b. the conclusion are based on evidence d. all of the above.
What is all of the above.
400
Jane is investigating to find out if bean plants grow taller in ordinary topsoil or special potting soil over a three week period. She sets up her investigation with 10 bean plants of equal size in each type of soil. What should Jane do each day to make sure she gets valid results? A. Water only the plants in special potting soil. B. Calculate the average plant height for each soil type. C. Move the plants in ordinary topsoil to different locations. D. Estimate the height of each plant's stem and record the estimate.
What is Caculate the average plant height for each soil type.
500
in a scientific experiment is the group where the experimental procedures are performed.
What is an experimental group
500
A scientist who wants to study the affects of fertilizer on plants sets up an experiment. Plant A gets no fertilizer, Plant B gets 5 mg. of fertilizer each day, and Plant C gets 10mg. of fertilizer each day. Which plant is the control group. A) Plant B B) All of them C) Plant A D) Plant C
What is Plant A
500
All the things in an experiment that must be the same to make it fair are called A) controlled experiments B) dependent variables C) controlled variables or constants D) independent variables
What is controlled variables or constants
500
You asked all your classmates what their favorite food is. The answers are as follows: Pizza ---------14 Hamburgers ---6 Sushi ---------27 Pop Tarts -----25 Broccoli -------24 Which of the following graphs would best represent this data? a. Line graph b.Pie graph c.Scatter plot d.Bar graph
What is Bar graph
500
Thomas and Julie wanted to find out which material would insulate their teacher's coffee cup and keep the coffee hot for the longest period of time. They first wrapped her cup with bubble wrap and recorded the temperature of the coffee once every 15 minutes for 2 hours. They repeated the investigation, this time using newspaper instead of bubble wrap, but they got the same results for both materials. What could they do to make sure their results are valid? A. Repeat their experiment. B. Use tea instead of coffee. C. Use a different thermometer. D. Conduct their investigation in a colder room.
What is Repeat their experiment.