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Questions in Grade High-school

📝 Answered - State whether true or false. 1. Mountains are formed within a short period of time. 2. Mountains are a habitat for wildlife. 3. Rift valleys have a U-shaped structure. 4. The Great Plains of the USA is a type of erosional plain. 5. About 80% of the world's population lives on plateaus.

📝 Answered - 4. What principle can guide educators in their approach to discipline? A) Ubuntu principle B) Assertive discipline C) Positive behavior support D) None of the above 5. What is involved in team support in the 20-step discipline model? A) Collaborating with colleagues or school administrators B) Imposing severe consequences C) Ignoring the behavior D) None of the above

📝 Answered - How is Lutheranism different from the Roman Catholic Church?

📝 Answered - What is the value of the discriminant of the quadratic equation $-2 x^2=-8 x+8$, and what does its value mean about the number of real number solutions the equation has? A. The discriminant is equal to 0, which means the equation has no real number solutions. B. The discriminant is equal to 0, which means the equation has one real number solution. C. The discriminant is equal to 128, which means the equation has no real number solutions. D. The discriminant is equal to 128, which means the equation has two real number solutions.

📝 Answered - Which molecule is a stereoisomer of trans-2-butene? A. B. C. D.

📝 Answered - Which classification best represents a triangle with side lengths 10 in., 12 in., and 15 in.? A. acute, because [tex]$10^2+12^2\ \textgreater \ 15^2$[/tex] B. acute, because [tex]$12^2+15^2\ \textgreater \ 10^2$[/tex] C. obtuse, because [tex]$10^2+12^2\ \textgreater \ 15^2$[/tex] D. obtuse, because [tex]$12^2+15^2\ \textgreater \ 10^2$[/tex]

📝 Answered - Which set of ordered pairs could be generated by an exponential function? $\left(-1,-\frac{1}{2}\right),(0,0),\left(1, \frac{1}{2}\right),(2,1)$ $(-1,-1),(0,0),(1,1),(2,8)$ $\left(-1, \frac{1}{2}\right),(0,1),(1,2),(2,4)$ $(-1,1),(0,0),(1,1),(2,4)$

📝 Answered - Consider the reaction below. [tex]$C_2 H_4(g)+H_2(g) \rightarrow C_2 H_6(g)$[/tex] Which change would likely cause the greatest increase in the rate of the reaction? A. decrease temperature and decrease pressure B. increase temperature and decrease pressure C. decrease temperature and increase pressure D. increase temperature and increase pressure

📝 Answered - Choose the correct simplification of $\frac{x^{12} z^{11}}{x^2 z^4}$. A. $x^{10} z^7$ B. $x^{14} z^{15}$ C. $\frac{1}{x^{10} z^7}$ D. $\frac{1}{x^{14} z^{15}}$

📝 Answered - What is the exact value of [tex]$\cos \frac{7 \pi}{12}$[/tex]? A. [tex]$\frac{\sqrt{6}-\sqrt{2}}{4}$[/tex] B. [tex]$\frac{\sqrt{6}+\sqrt{2}}{4}$[/tex] C. [tex]$\frac{2 \sqrt{2}-\sqrt{6}}{4}$[/tex] D. [tex]$\frac{\sqrt{2}-\sqrt{6}}{4}$[/tex]