18 Questions
Which apparatus is commonly used for measuring mass in a laboratory setting?
Triple beam balance
What is the purpose of the zero point adjustment knob on a triple beam balance?
To adjust the balance to zero before measurement
Which of the following is a feature of a double-pan balance?
Single pan for measurement
What do graduations on a balance indicate?
Weight increments
If you need to measure the mass of an object, which apparatus should you use?
Double beam balance
Why should wire gauze be used when heating objects in the lab?
Avoid direct contact
What is the purpose of the zero point adjustment knob on a double-pan balance?
To calibrate the balance to read zero when no masses are on either pan
Which part of a double-pan balance is used to balance the object being measured to determine its mass?
Riders
What is the function of the beams on a double-pan balance?
Indicate grams or parts of grams
In a double-pan balance, what is the purpose of the left pan?
To place an object whose mass is to be determined
What is the significance of the upper beam of a double-pan balance being divided into ten major units of 1 gram each?
To indicate graduations in grams
How does the lower beam of a double-pan balance assist in measuring objects' masses?
By indicating the number of grams needed for balance
What is the first step when finding the mass of an object using a double-pan balance?
Place the object whose mass is to be determined on the left pan
How is the zero point adjusted on a double-pan balance?
By slowly turning the adjustment knob
Which beam on a triple beam balance is divided into 10 major units of 1 gram each?
The back 10-gram beam
When finding the mass of an object using a triple beam balance, which rider should be moved first?
The rider on the middle beam
What is the purpose of the graduations on the beams of a triple beam balance?
To indicate the mass of the object being weighed
How is the mass of an object determined when using a double-pan balance?
By counting the number of standard masses on the right pan
Explore key terms related to physics lab equipment such as scale, zero point, adjustment knob, left pan, right pan, and beams. Test your knowledge on the terminology used in laboratory settings.
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