Which of the following statements about ozone (in Earth's stratosphere) is not true?
A. Without this ozone, Earth would not have a stratosphere.
B. Ozone is a form of oxygen.
C. The presence of ozone was crucial to the origin of life some 4 billion years ago.
D. Ozone absorbs harmful ultraviolet light from the Sun.
Ans: C. The presence of ozone was crucial to the origin of life some 4 billion years ago.
You might also like to view...
The process of changing the shape of the lens, and hence adjusting its focal length, is referred as accommodation
Indicate whether the statement is true or false
A spring with a spring constant of 2500 N/m. is stretched 4.00 cm. What is the work required to stretch the spring?
A) 4.00 J B) 0 J C) 1.00 J D) 3.00 J E) 2.00 J
A battery operating a large flashlight produces a current of 2 amperes in a light bulb that has a resistance of 4 ohms. The voltage of the battery is
a. 0.5 volts c. 8 volts b. 2 volts d. none of the above
A 4.0-µF capacitor and an 8.0-µF capacitor are connected together. What is the equivalent capacitance of the combination if they are connected (a) in series or (b) in parallel?
What will be an ideal response?