Question

Why might scientists first want to build and study a model of their proposed project?

Answer 1

What does your book say?

Answer 2

I don't have one this year or last year that is why its hard

Answer 3

I'm sorry, but Jiskha cannot supply you with a book.

Why are you taking a class without a book? How do you expect to learn?

Answer 4

I am home schooled and need help with this. I got the other questions this is the only one i need. If i had a book i would use it.

Answer 5

I am home schooled too! What school do you attend?

Answer 6

Less expensive to indicate possible problems.