1.3 Review CC Question Preview (ID: 43452)
Scientific Tools And Measurement.
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Scientists use which one of the following units to measure mass?
a) pound
b) kilogram
c) meter
d) ounce
A student is working on a science lab that requires answers to be given in milligrams. The student records the weight in grams. How can the student convert grams to milligrams?
a) The student should weigh the objects again and this time record the results in milligrams.
b) There is no need to change anything because grams and milligrams are the same unit.
c) The student should multiply the original answer by 1,000 to convert it to milligrams.
d) The student should divide the original answer by 1,000 to convert it to milligrams.
A student is observing the weather in her area for a week. She is recording the appearances of the clouds she sees. What type of observation is a written description of the different types of clouds the student sees during her week of observations?
a) unit
b) qualitative
c) measurement
d) quantitative
How many milliliters are in 5 liters?
a) 50
b) 500
c) 50,000
d) 5,000
A cube has sides that measure 4 centimeters in length. The cube has a mass of 3 kilograms. What is the volume of the cube?
a) 64 cm3
b) 64 cm
c) 27 kg
d) 12 kg3
Why was the International System of Units (SI) developed?
a) It was developed to compete with the English Standard System of Units.
b) It was developed to allow countries to follow their own systems of measurement.
c) It was developed to help scientists keep their data, observations, and measurements secret from other scientists.
d) It was developed to help scientists compare measurements made by different people in different locations using different tool
Which of the following is not a correct match between a measurement and the tool used to make that measurement?
a) time: graduated cylinder
b) length: metric ruler or tape measure
c) temperature: thermometer
d) mass: triple beam balance
How would a biologist best use a computer in a life science investigation to predict the amount of rainforest that will be destroyed by deforestation during the next decade?
a) graph data from direct observations
b) create a real-time animation
c) run a simulation based on trends
d) represent indirect observations
Which measurement and SI unit are incorrectly matched?
a) length: feet
b) time: second
c) mass: kilogram
d) temperature: Kelvin
A laboratory scientist wants to get a precise measurement of the volume of a liquid. Which tool would the scientist most likely use?
a) beaker
b) graduated cylinder
c) test tube
d) petri dish
A scientist wants to track a hurricane and predict where it will go next. What is the best tool for the scientist to use?
a) hand lens
b) computer
c) electron microscope
d) magnetic resonance image (MRI)
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