Why do orb webs hav non-sticky radius threads ?

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state. a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car

Which of these is a density dependent factor? a. epidemic b. earthquake c. drought d. hurricane