physical science
 👍
 👎
 👁

 👍
 👎
Respond to this Question
Similar Questions

math
Erica found the mean of the yearly incomes of a sample of households in her hometown as shown in the chart below. In a report, she stated, she stated, "the typical income in my neighborhood is about $81,500 per year." How is this

physics
A simple lever is used to lift a heavy load. When a 60N force pushes one end of the lever down 1.2 m, the load rises 0.2 m. Show that the weight of the load is 360 N.

physics
What amount of heat is required to raise the temperature of 20 grams of water from 10°C to 30°C? The specific heat of water is 4.18 J/g°C. 1200 joules 1500 joules 1700 joules 1900 joules 2000 joules

physics
You're in an airplane that flies horizontally with speed 860 km/h (240 m/s ) when an engine falls off. Neglecting air resistance, assume it takes 26 s for the engine to hit the ground. Hight of airplane is: H = 3.3 km horizontal

physics
If you pull one end of the rope 1.0 m downward with a 50 N force, find the height you can lift a 150 N load.

Physics
The efficiency of a machine is 60℅,find In joules the work done by a student using the machine to rise a load of 150kg through a vertical distance or 2.5 m (g=10m/s2)

Physics
A heat engine exhausts 3 000 J of heat while performing 1 500 J of useful work. What is the efficiency of the engine?

Physics
A person pushes a box. He applies a force of 400 newtons, and he pushes the box for a distance of 4 meters. After he stops pushing, the box slides forward another meter. How much work was done by the person? • 100 joules •

physics
15 joules of work are done by forces other than gravity in taking an object from a position 3 m above the ground to a position 8 m above the ground. What is the change in the gravitational potential energy of the object? o A. It

physics
A worker can supply a maximum pull of 150 lbs. on a cart which has a handle set an angle of 40degree above the horizontal. what is the coefficient of friction if he can just move a total load of 1500lbs. ?

Science
A 54kg jogger is running at a rate of 3m/s. What is the kinetic energy of the jogger. A. 18 Joules B. 81 Joules C. 162 Joules D. 243 Joules

Physics
What amount of heat is required to raise the temperature of 350 grams of copper to cause a 25°C change? The specific heat of copper is 0.39 J/g°C A. 2500 joules B. 2600 joules C. 3400 joules D. 3900 joules
You can view more similar questions or ask a new question.