Scientific Processes Question Preview (ID: 11842)
Please Answer The Review Questions.
TEACHERS: click here for quick copy question ID numbers.
Which type of equipment would be used to precisely measure 26.0 mL of dilute hydrochloric acid?
a) 100 mL beaker
b) 500 mL erlenmeyer flask
c) 50 mL graduate cylinder
d) 10 mL test tube
A computer model can simulate the aspects of viral reproduction quite well. However, microscopic observation of actual viral reproduction can improve understanding because it
a) may reveal greater unknown complexities
b) are easier than a computer model to view
c) are the same each time
d) may provide reproduction events in sequence
A student measured the length of a piece of twine that was 35.84 mm long. Her measurements were 37.52 mm, 37.54 mm, 37.57 mm and 37.55 mm. Which of the following statements is true
a) The measurements were accurate but not precise
b) The measurements were precise but not accurate
c) The measurements were both precise and accurate
d) The measurements were neither accurate nor precise
When a scientist compare two or more objects what is he or she looking for?
a) changes
b) causes and effects
c) similarities
d) errors
Statistics about the climate in a tundra ecosystem were collected for 30 years. Which hypothesis about a population of caribou could be made based on the climate data collected?
a) Caribou calf survival is directly related to annual rainfall amounts.
b) An outbreak of disease in 1984 killed 35% of the caribou population.
c) Caribou remain with the same mate throughout their lifetime.
d) Mortality of caribou from hunters was less than 5%.
What distinguishes a hypothesis from a theory?
a) A theory is a scientific explanation
b) A theory is testable
c) A theory explains a natural phenomenon
d) A theory is backed up by repeated observations and tests
In a scientific experiment how many independent variables should be tests at the same time?
a) none
b) one
c) two
d) three or more
What would a scientists use to show comparisons between variables?
a) hypothesis
b) conclusion
c) computer
d) graph
Writers use similies as literary devices for comparisons. Which factor in an experiment would a scientist use like a simile?
a) Dependent variable
b) Independent variable
c) Control
d) Constant
A science fair project showed that earthworms move away from light. This statement should be classified as
a) an inference
b) a hypothesis
c) a prediction
d) a conclusion
Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 11842 in the upper right hand corner or click here.
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 11842 in the upper right hand corner or click here.
TEACHERS / EDUCATORS
Log In | Sign Up / Register
Log In | Sign Up / Register