Answer:
A. Indigestible fiber
Explanation:
Humans cannot digest cellulose, but it is still important in the diet as a fiber.
Mostly any bug you can think of
Answer:
see if the strips repel each other when brought close together
Explanation:
Electric fields can exert forces on objects, even if the objects involved are not touching. One way to demonstrate that electric fields exist around charged objects is to observe the effects of their forces at a distance.
Since Ike knows that each strip of tape carries a negative charge, he could see if the strips repel each other when brought close together.
