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What is a conversion?
When you must convert one unit into another unit
What is the definition of buoyancy?
Buoyancy= the measure of the upward force that a fluid exerts on an object that is submerged.
What is the definition of Archimedes' Principle?
Archimedes' Principle= states that the buoyant force is equal to the weight of the fluid displaced by an object.
What is the definition of density?
Density= mass/volume
What is the definition of Fahrenheit?
Fahrenheit= temperature scale. Water: freezes at 32 ºF and boils at 212ºF .
What is the definition of Celsius?
Celsius= temperature scale. Water: freezes at 0ºC and 100ºC.
What is the definition of Absolute Zero?
Absolute Zero= lowest possible temperature, at which thermal energy is as close to zero as it can be, approximately -273ºC.
Convert 250mg to g
Remember: 1g=1000mg
250mg x 1g/1000mg = 0.25g
Convert 130 m to cm
Remember: 1 m= 100 cm
130 m x 100 cm/1 m = 13,000 cm
Significant Figures: How much blue liquid does the beaker contain? AND how many significant figures does this number contain?
43 mL. This is 2 significant figures.
How many significant figures are there in this number: 2000?
1 significant figure.
How many significant figures are there in this number: 20,080?
4 Significant zeros. Zeros after the last number, do not count!
How many significant figures are there in this number: 2.080?
4 Significant figures. Trailing zeros after a decimal point COUNT!
What Is Scientific Notation form?
a×10b
What is the second step of the Scientific Method?
Research
What is the definition of a hypothesis?
Hypothesis= A hypothesis is based on prior knowledge or experience. there is a relationship (cause and effect).
