Question

what should you do if you are using a balance that has persistent fluctuations in mass? select one: record all the fluctuations as your mass reading. switch to using another balance. adjust the feet on the balance yourself. contact your ta or instructor to adjust the balance.

Explanation:

• Recording all fluctuations as the mass reading is incorrect as it would lead to inaccurate data.
• Switching to another balance might not be the first or most appropriate step if the balance can be adjusted, and also, there may be protocols about using equipment.
• Adjusting the feet on the balance yourself is not advisable as it requires proper knowledge and authorization, and improper adjustment can cause more issues.
• Contacting the TA or instructor to adjust the balance is the correct approach as they have the knowledge and authority to handle equipment calibration or adjustment.

Answer:

D. Contact your TA or instructor to adjust the balance.