What does the line in the following example actually represent?
H—H
A) a shared pair of electrons
B) a covalent bond
C) an ionic bond
D) a pair of nonbonding electrons
E) A and B
Answer: E
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Which of the following is NOT a greenhouse gas?
A) water (H2O) B) molecular oxygen (O2) C) carbon dioxide (CO2) D) methane (CH4)
Current: If a charge of 11.4 C passes through a computer in 1.75 min, what is the average current through the computer?
Fill in the blank(s) with the appropriate word(s).
Tensile train is
A) the ratio of the change in length to the original length. B) the stress per unit area. C) the same as force. D) the applied force per cross-sectional area. E) the ratio of stress to elastic modulus.
Company X increases its profits every year by 1% million. Its growth in profits is
A) Exponential. B) Quadratic. C) Parabolic. D) Linear.