An idea is considered scientific after it has been
tested
published
proposed
popularized

Which property of soil depends on the size of particles? color odor temperature texture

Which of the following is not a challenge to instituting sound global environmental policies? a. most changes are inexpensive and easy to implement. b. elected leaders who support unpopular environmental issues often are not re-elected. c. economic considerations outweigh environmental ones in many societies. d. there is no way to enforce international environmental agreements.

You could say the relative location of washington, d.c.