Units of Measure
Metric Conversions
Lab Safety Float or Sink
Density &(Mass/Volume)
Science Tools/Misc.
100
The metric system is based on the number?
What is 10.
100
If you were converting to the base units, what would the base units be for each of the following? Distance/Length? Mass? Volume?
What is meters grams liters
100
What should you use to protect your eyes when in the lab? What should you use to protect your clothing you are wearing when in the lab? What should you use to protect your hands when working with hot materials in the lab?
What is Safety Goggles Lab Coat Heat Resistant Gloves
100
What is the formula for Density?
What is mass/volume.
100
What is used to measure mass?
What is a triple beam balance
200
Name two units someone could measure mass in.
What is grams, kg, mg, cg, dg, dag, hg.
200
Convert 5 kg to cg.
What is 500,000 cg.
200
Draw the safety symbols for flames AND electric shock.
SEE WHITE BOARDS
200
Before calculating density, one needs to find the volume of an object. How do you calculate the volume of a REGULARLY shaped object?
What is multiply the length, width, and height. L x W x H
200
Name two tools someone could use to measure the volume of an irregularly shaped object.
What is a beaker or graduated cylinder.
300
Length or Distance is measured in the base unit? Temperature is measured in the SI unit of?
What is meters. What is Kelvin.
300
Convert 230 mL to hL.
What is 0.0023 hL
300
What type of shoes should be worn in the lab at ALL times?
What is closed-toed shoes.
300
Before calculating density, one needs to find the volume of an object. How do you calculate the volume of an IRREGULAR shaped object?
What is the displacement method.
300
Name as two differences between mass and weight. IF YOU CAN NAME THREE, YOU WILL EARN AN EXTRA 300 POINTS FOR YOUR GROUP!!
Mass-constant, amount of matter, measured on a triple beam balance, measured in grams/kilograms Weight-varies due to gravity, measure of the pull of gravity, measured on a scale, measured in Newtons
400
Volume can be measured in two different units. Name both.
What is mL. What is cubic cm.
400
Convert 2,315.8 mm to m.
What is 2.3158 meters
400
If an object is more dense than water, it will___________?
What is sink
400
Calculate the density of an object who has a volume of 55 cubic centimeters and a mass of just 5 grams.
What is 11 g/cm^3
400
OBJECT A: measured on a triple beam balance has a mass of 10 grams. It displaces 20 milliliters of water from a beaker. OBJECT B: measured on a triple beam balance has a mass of 10 grams. It displaces 2 milliliters of water from a beaker. WHICH OBJECT HAS A GREATER DENSITY??
What is OBJECT B.
500
Explain how the displacement method works when measuring the volume of an irregular object.
What is placing an object in a beaker/graduated cylinder and determining the INCREASE in the amount of water.
500
Convert 1.0205 kg to mg.
What is 1020500 milligrams.
500
Which of the objects would float in water? Ice = 0.9 g/cubic cm Aluminum = 2.7 g/cubic cm Tin Foil = 0.2 g/cubic cm Lead = 11.35 g/cubic cm
What is Ice and Tin Foil
500
Find the Density of an object who has dimensions a height of 10 meters, a length of 6 meters, and a width of three meters. The mass of the object is 9 kg's.
What is 20 kg/m^3
500
OBJECT A: measured on a triple beam balance has a mass of 25 grams. It displaces 5 milliliters of water from a beaker. OBJECT B: measured on a triple beam balance has a mass of 15 grams. It displaces 5 milliliters of water from a beaker. WHICH OBJECT HAS A GREATER DENSITY??
What is OBJECT A.
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