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Scientific Instruments
Mr. Lin
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Scientific Instruments
• Measure the following:– Distance– Time– Temperature– Volume– Mass– WeightImage Courtesy of
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Distance• Distance: The measure
of length.• measurements:
– Measuring sticks– Tape measures
• Two Systems– English:
• Examples: inches, feet, yard, miles
– Metric• Examples: millimeters,
centimeters, meters, kilometers Image Courtesy
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Time
• Elapsed Time: Tells you how much time has passed
• Measurements:– Clocks– stop watches
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Temperature
• Temperature: The measure of heat energy.
• Measurement: – Thermometer
• System:– Celsius– Fahrenheit
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Volume• Volume: How much
space an object takes up.
• Measurements: – graduated cylinders– measuring cups
• Systems:– English: cups, quarts,
gallons– Metric: milliliters, liters,
kiloliters
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Measuring Volume
Reading A Graduated Cylinder
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Mass
• Mass: How much “stuff” (matter) is stuffed into an object.
• Measurement:– Balance
• Systems: milligrams, grams, kilograms
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Measuring Mass
Mass
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Mass
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Weight
• Weight: How much force gravity pulls upon an object.
• Measurement: – Scale
• Systems: pounds, tons
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Difference Between Mass and Weight
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Armstrong On Earth Armstrong On the Moon
Difference Between Mass and Weight
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Astronauts without gravity Astronauts on Earth