A plane is flying 500mph east.The wind is blowing 50mph west.What is the netforce.Please help i need this question awensered by March 2013,31.
we hear sound because of the physical movement of the molecules of air. loud sounds have a larger physical movement (to prove this to yourself , take the cloth front off a loud speaker - watch the movement of the speaker as you turn up the volume. it moves more at higher volum...
1. Simplify the expression: (x^3*y^5) (-y^7) 2. Write the expression in radical form: (125x)^1/3
If two additional heart rates were added to the data, how would you get the mode to decrease?
7th Grade Math
Stacy has a spinner (1-4) and a number cube (1-6). After spinning and rolling the number cube, she will add the two numbers. What is the probability that the sum of the numbers from the spinner and number cube will be 3 or 4?
Data from a deer count in forested area show that an estimated 3.16 x 10^3 deer inhabit 1.998 x 10^4 acres of land. What is the density of the deer population? Is this a multiplication or division problem?
An ice-cream shop offers a small size cone and a large size cone. The height of the large cone is 2 times the height of the small cone. The radius of the large cone is 2 times the radius of the small cone. Which statement is true about the volumes of the two cones? A. The volu...
A photo studio offers portraits in 8x10 and wallet-sized formats. One customer bought two 8x10 portraits and four wallet-sized portraits and paid $52. Another customer bought three 8x10 portraits and two wallet sized portraits and paid $50. What is the cost of a wallet-sized p...
When is the substitution method a better method than graphing for solving a system of linear equations?
An 80kg astronaut has a weight of 120N. How many radii above the earth is he?