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Questions in Grade Middle-school

[Done] How many of the original 13 states were slave states, and how many of them were free states?

[Done] another one please help

[Done] What must occur before clouds can form?

[Done] What animal would probably live closer to Antarctica: the Cape buffalo of southern Africa or the wallaby of southern Australia? How do you know?

[Done] When a bicycle rider puts on the brakes, friction causes some of the mechanical energy to change into what type of energy?

[Done] Evaluate \(\frac{8 - 11}{\sqrt{\frac{25}{121}}}\).

[Done] Andy lives in the Southern Hemisphere. What will he most likely experience in August?

[Done] What is the difference between a fine focus knob and a coarse focus knob?

[Done] What two factors affect gravity, and how do they influence it?

[Done] Which project came first: Gemini, Space Shuttle, Mercury, or Apollo?