Saturday
May 18, 2013

# Posts by SABRINA

Total # Posts: 391

Chemistry
If a sugar cube measured 20cm by 20cm how much surface area would be exposed to the solvent(water)

math
a map of the moon has a scale of 1cm:25km. On this map the diameter of the Copernicus crater is about 3.7 cm. To the nearest kilometer, what is the actual diameter of the crater?

math
express using a positive exponent: c^-5

Physics (Mechanics)
Marie shoots an arrow vertically upward at a sandhill crane. If the arrow travels to a maximum height of 99.5 meters, calculate how fast it was shot. And, for how much time was Marie's arrow in the air?

com172
Review the following passage and paraphrase it in the following box. Use the reference to create an appropriate APA-formatted in-text citation. Additionally, include one direct quotation. One of the most valuable skills a student can develop is focus. Focus is the ability to c...

physics
Calculate the speed (in m/s) of a skateboarder who accelerates from rest for 4 seconds down a ramp at an acceleration of 3 m/s2.

Algebra
I'm not sure how to get started! Please help! y=-2x^2-12x+2 Find the vertex, y intercept and x intercept

English 10
In the autobiographical selections "Hair" and "It Can't Be Helped," the authors describe how racial prejudice affected their early lives. Identify the key event described in each of the selections. Then explain how each author responded to the event at ...