Wednesday

July 30, 2014

July 30, 2014

Total # Posts: 17

**Physics**

a 65 kg male skater pushes a 45 kg female skater causing her to accelerate at a rate of 2.0 ms ^2 at what rate will the male skater accelerate?

**Physics**

average force

**physics**

find the change n momentum of a 1120-kg car that increases its speed / what minimum force is need to do this?

**Physics**

find the change n momentum of a 1120-kg car that increases its speed / what minimum force is need to do this?

**Physics**

find the change n momentum of a 1120-kg car that increases its speed / what minimum force is need to do this?

**Physics**

sofa wont fit through the door so i lift the 86.1 kg sofa 17.2 m from the street. how much time will the lift take?

**Physics**

a spring with a spring constant k= 1340 N/m is oriented find the rate of compression

**Physics**

crane lifts a 75 kg girder 8.85 m. How much work does the crane do lifting with an upward acceleration of 1.20 m/s ^2?

**Physics**

car going 15 m/s is brought to a rest in a distance of 2.0 m as it strikes a pile of dirt. how much average force is exerted by the seatbelts on a 90 kg passenger as the car is stopped?

**Physics**

a 65 kg male skater pushes a 45 kg female skater causing her to accelerate at a rate of 2.0 ms ^2 at what rate will the male skater accelerate? What is the rate of his acceleration?

**physics**

a 70 kg box is pulled by a rope that exerts a 400 N force at angle of 30 degrees to the horizontal the leading coefficient of kinetic friction id 0.50. draw a diagram. draw a free body diagram . find the acceleration of the box.

**physics**

A freight train has a mass of 1.5 x 10^7 kg . If the locomotive can exert a constant pull of 7.5 X 10^5 N, how long does it take to increase the speed of the train from rest to 80 km /h?

**economics**

why does islam have more oil problems than saudi arabia

**Math**

Gary and Linda are at the movies. Gary has $9 to spend on snacks and Linda has $10 to spend on snacks. Gary buys nachos. Linda does not buy any snacks at the movies. If linda has $4.55 more than gary after he buys nachos, how much did gary pay for the nachos?

**AED/200**

Identify the different types of statistics, graphs, and illustrations that are appropriate for NCLB

**Physics**

sofa wont fit through the door so i lift the 86.1 kg sofa 17.2 m from the street. how much time will the lift take?

**Physics**

a 65 kg male skater pushes a 45 kg female skater causing her to accelerate at a rate of 2.0 ms ^2 at what rate will the male skater accelerate? What is the rate of his acceleration?

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