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When should goggles be worn in the lab? -correct
answer -->>When using Fire/Heat, Glassware, and/or
Chemicals
What should you do if you are not sure what you should
be doing during a lab activity? -correct answer --
>>Read directions first and then ask your teacher.
When is it appropriate to tie back long hair and/or baggy
clothes? -correct answer -->>When using flame or
chemicals in the lab.
How do you dispose of chemicals in the lab? -correct
answer -->>Follow teacher's instructions.
, What TOOLS are used to measure LENGTH? -correct
answer -->>Ruler, Meter Stick, Measuring Tape
What is the AREA of piece of paper with the length of 25
cm and width of 20 cm? -correct answer -->>20 x
25 = 500 cm2
What is the formula for finding the VOLUME of a SOLID
object? -correct answer -->>L x W x H cm3
What TOOLS are used to measure liquid VOLUME? -
correct answer -->>Graduated Cylinder, Beaker
What UNITS are LIQUID VOLUME measured in? -
correct answer -->>milliliters (mL) , liters (L)
How do you find the DENSITY of an object & what is the
correct unit? -correct answer -->>Mass / Volume
(Mass divided by Volume) g/cm3