Sagot :
Answer:
Inclination Joint: Where the microscope arm connects to the microscope base, there may be a pin. If so, you can place one hand on the base and with the other hand grab the arm and rotate it back. It will tilt your microscope back for more comfortable viewing.
SCIENCE
Microscopes
It connects the arm to the base. It helps incline the microscope for a more comfortable viewing.
A. Inclination Joint
B. Arm
C. Base
D. Revolving Nosepiece
ANSWER:
A. INCLINATION JOINT
The question makes option B and C automatically removed, since the question asked what connects the arm and base, right? So, we have now A and D as remaining options. Let's define each parts to identify the correct answers.
INCLINATION JOINT
- an instrument used to connect the base and arm (usually the pillar and the arm)
- let you incline the microscope
REVOLVING NOSEPIECE
- contains the objective lenses of the microscope
Base on their definitions, option A fits.
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