Answer:
lungs (ex. rooster)
book lungs (ex. spider)
spiracles (ex. caterpillar)
Explanation:
Course adjustment is a type of knob used to focus and bring the object in the microscope.
Option (c);
<u>EXPLANATION: </u>
- There are different powers of Objective lenses on a microscope.
- The shortest lens is of the lowest power and the longest one is of the largest power.
- We start by rotating the objective lens from the lower power and the coarse adjustment knob is used to focus on the object.
- On both sides of the microscope, we can see this knob and it moves the plate (the place where slides are placed for observation) top to bottom and brings the object into focus.
Answer:
They realize that some nonliving things can act as though they are alive! ... They place aquatic Elodea plants in test tubes full of aquarium water and expose the ... Next, students predict what will happen if samples of both solutions are allowed to dry. ... students if they would expect AM or FM car radios to fade out more
Explanation:
Lab Test. Learn vocabulary, terms, and more with flashcards, games, and other study tools. ... why is the BTB green ... why did the btb change colors in some test tubes ... when you began the experiment was there co2 in the water, where did it go