An unknown material has a mass of 0.447 kg, and its temperature increases by 2.87°C when 943 J of heat are added. What is the specific heat of the material? (Unit=J (kg*C))

Acceleration equation physics

The gravitational force of attraction between two objects would be increased by?

A ball is thrown vertically upward. What are its velocity and acceleration when it reaches its maximum altitude? What is its acceleration just before it hits the ground?

We are trying to reduce the current time of 15s by 30% but this leads to an increase of 18% in the CPI. For each processor, what clock rate should we have to achieve this time reduction?

In a race, a car goes from 3 mph to 50 mph in a course of one hour. What's the acceleration?

a subsrance has an atomic number of 80. How many protons and electrons do atoms of the substance have? what is the subsance?

Ideal meters problem. What internal resistance is ideal for a voltmeter? What internal resistance is ideal for an ammeter?

numerical question : what is the required heat to raise the temperature of 2 kg parrafin by 10 Celsius if 44000 joules is required to raise it by 200 celsius

Psychologists avoid studying emotions because they have little impact on behavior T F

Sheila lives in the seashore community of Beachview. At 6:00 a. m. one morning, she noticed that the local ocean water was at high tide. At approximately noon that same day, she noticed the water was at low tide.