The LifeStraw is a portable ____________________that eliminates many bacteria and viruses that are drawn into it
Fill in the blanks with correct word
water filter
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For Example 3.12, how much fuel would be saved if the efficiency of the power plant is increased from 36 to 40 percent?
What will be an ideal response?
A player hits a ball with a bat. The action force is the impact of the bat against the ball. The reaction to this force is the
A) air resistance on the ball. B) weight of the ball. C) force of the ball against the bat. D) grip of the player's hand against the ball. E) none of the above
The vertical movements of air molecules that result in heat transfer are known as ________, while horizontal movements are known as ________
A) advection, convection B) connection, radiation C) convection, advection D) conduction, advection
Which continents currently have sufficient water to meet the needs of their populations?
-North America, South America, Africa, and Australia -Europe, Africa, and Australia -North America, Asia, and South America -Europe, Africa, and Asia