Scientific Method And Safety Question Preview (ID: 26653)
Scientific Method And Safety.
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What is the most important lab safety rule?
a) always follow all written and verbal directions
b) always wear lab apron
c) always wear goggles
d) always call 911 when someone gets hurt
What is a pipette?
a) a ruler
b) something to stir liquid
c) an tool used to transfer water, like a dropper
d) something that heats liquids in science class
Observations that deal with number are known as,
a) qualitative
b) quantitative
c) better
d) manipulated
Which of the following is a quantitative observation?
a) the tables are black
b) there are 4 tables
c) the rock is smooth
d) the air feels cool
Observations to DO NOT deal with number are called this,
a) quantitative
b) not real
c) manipulated
d) qualitative
Which of the following is a qualitative observation?
a) The road is bumpy
b) My daughter is 11 years old
c) This bottle holds 2 liters of water
d) My dog weights 30 kg
What are you doing when you use one or more of your senses to gather information?
a) inferring
b) observing
c) manipulating
d) concluding
Explaining the things you observe based on reasoning from what you already know is this:
a) inferring
b) observing
c) questioning
d) collecting data
A possible answer to a scientific question
a) hypothesis
b) conclusion
c) question
d) data
A summary of what you have already learned from a scientific experiment is called this:
a) conclusion
b) observation
c) average
d) data
How did the soapy water behave differently from plain water(in lab)?
a) there were more drops of soapy water on the penny then tap water
b) the number of drops were the same
c) there were less drops of soapy water on the penny then tap water
d) the soapy was pink
What is the average of 1, 4, 1?
a) 2
b) 3
c) 6
d) 4
What is the first thing you should do if an accident occurs?
a) tell the teacher in the room
b) tell the nurse
c) tell no one
d) write a letter to the teacher and give it to him/her after class?
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