Measurements Flashcards
Define Mass:
The amount of matter in a object or body.
Define weight:
Force exerted by a mass by a gravitational field.
What is the formula for weight?
Weight = (Mass) x (Gravity)
What are the two units for pressure?
Pascals (PA) and Atmospheres (ATM)
Formula for converting Fahrenheit to Celsius and Celsius to Fahrenheit?
F = 1.8C + 32 and C = (̲ ̲F̲ ̲-̲ ̲3̲2̲ ̲)̲
1.8
Define Conversion Factor?
The relationship between two units.
What is the conversion factor for inches to centimeters?
1in. = 2.54cm or in x 2̲.̲5̲4̲c̲m̲ = Xcm or cm x 1̲i̲n̲c̲h̲ = Xin
1inch 2.54cm
What is the formula for feet to Centimeters?
cm = ft x 30.48
what is temperature?
The average kinetic energy of the atoms or molecules in a system.
what is heat?
Total energy of the molecular motion in a substance.
Why are significant figures important?
They are important for accuracy and precision.
How do you know when to round up or down?
If the digit is less than 5 round down, and if the digit is 5 or more round up.
Define SI System?
The world’s most widely used system of measurement commonly used for chemistry.
What does Great Mighty King Henry Died By Drinking Chuncky Milk Monday Night stand for?
Giga , Mega, Kilo, Hecto , Deca , (base unit) , deci , centi , milli, micro , and nano .
What is another word for conversion factor?
Ratio
