Tuesday
December 10, 2013

# Posts by emma

Total # Posts: 983

Physics
On an aircraft carrier, a jet can be catapulted from 0 to 155 mi/h in 2.00 s. If the average force exerted by the catapult is 5.53×106 N what is the mass of the jet?__________ kg

Physics
A 747 jetliner lands and begins to slow to a stop as it moves along the runway. If its mass is 3.50 x 105 kg, its speed is 27.0 m/s, and the net braking force is 4.73 x 105 N. (a) What is its speed 7.50 s later? (b) How far has it traveled in this time? (a) Its speed 7.50 s la...

History
What country are these cities in? Bellman, Port-au- Prince , Tegucigalpa and Managua?

Algebra
How can you tell by looking at a table if its quadratic, linear or exponential? For ex. x: -2, -1, 0, 1, 2 y: 6, 1, 0, 1, 6

English
Complete the sentence by writing the correct form of the verb shown in parenthesis. "It has _______," Martin said matter-of-factly. (burst)

Physics
In a circus performance, a monkey on a sled is given an initial speed of 3.2 m/s up a 31° incline. The combined mass of the monkey and the sled is 20.7 kg, and the coefficient of kinetic friction between the sled and the incline is 0.20. How far up the incline does the sle...

Landforms-history
What is a large, raised that rises above the surrounding ground?

science
how does a change in wavelength affect the speed of a photon.

science
how many days would it take to fly to Jupiter (from Earth) in a space shuttle at 45,000 miles per hour? The minimum distance between the Earth and Jupiter is 365 million miles.

science
how many days would it take to drive from the earth to the moon at a speed of 75 miles per hour? the average distance from the earth to the moon is 380,000km. 1 km=0.62 miles

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