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Questions in Grade Middle-school

[Open]Why are California's mountains and valleys generally parallel to the coast?

[Open]The British Army was ordered to Concord, Massachusetts, to destroy what was stored there by the colonies' militia.

[Open]Two cylinders are equal in volume. The radius of one is doubled, and the height of the other cylinder is increased to \( k \) times its original height. If the two new cylinders are equal in volume, what is the value of \( k \)?

[Open]There are at most 36 marbles in a bag. The number of red marbles is twice the number of blue marbles. Write and solve an inequality that represents the greatest number of red marbles in the bag.

[Open]Translate the word phrase into a math expression: "nine more than five times a number." A. \( 9 > 5n \) B. \( 9 - 5n \) C. \( 5n - 9 \) D. \( 5n + 9 \)

[Open]What are specialized cells?

[Open]What is the mixed number for \(\frac{18}{15}\)?

[Open]Which words in the sentence make up the appositive phrase? "We are watching one of my brother's favorite movies, Star Wars." A. Star Wars B. my brother's favorite movies C. one of D. We are watching

[Open]Hassan made a simple thermometer by blowing a bulb on the end of a glass capillary tube and filling it with colored water. Why could he not use it to measure the temperature of some hot sugar syrup at 110 degrees Celsius?

[Open]Explain how you would order from least to greatest three numbers that include a positive number, a negative number, and zero.