A science lab has copper wire coated with rubber tubing, a plastic vial, and a
pair of cotton gloves. Which of these
materials is not an electrical insulator?

How do dying stars contribute to the formation of planets

Explain in detail of the four major scientific developments that spurred the formulation of the plate tectonics theory

Scientists often have to deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each number in an alternate form.