What was a key concept introduced by American car maker Henry Ford?

A) copper wire (for electricity)
B) moving conveyor belt
C) lubrication for gears
D) interchangeable parts
E) rifled barrel


B

Environmental & Atmospheric Sciences

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Which of the following is a point source of pollution?

a. acid deposition b. urban streets c. oil tankers d. suburban lawns e. parking lots

Environmental & Atmospheric Sciences

Which of the following indicates the main difference between a cloud drop and a raindrop?

A. shape B. size C. colour D. nuclei

Environmental & Atmospheric Sciences

How can scientists learn about Earth's climatic history?

What will be an ideal response?

Environmental & Atmospheric Sciences

The conservation ethic suggests that ___________.

Fill in the blank(s) with the appropriate word(s).

Environmental & Atmospheric Sciences