A calorimeter contains 0.50 kg of water at 15°C. A 0.040-kg block of zinc at 115°C is placed in the water. The specific heat of zinc is 388 J/kg °C and the specific heat of water is 4184 J/kg °C

What is the final temperature of the system?

a mars prototype carrying scientific instruments has a mass of 1060kg. a net force of 52000 n is applied to this roverat a test site on earth. what is the acceleration of the rover? solve the acceleration. force / mass a = F/m

A group of scientists is trying to launch an object into orbit, and the object is traveling at 6500 m/s. Which best explains why the object will not successfully orbit Earth? A.) There is not enough air resistance to keep the object moving. B.

Where is the sun at midday (noon) ?

Where do most chemical reactions in the body take place? A) acids and bases B) the blood C) solution D) lymph

What is the purpose of the cathode

If the speed of a vehicle was reduced from 65 miles per hour to 35 miles per hour, by approximately how many kilometers per hour was the speed reduced? (1 kilometer = 0.62 mile, rounded to the nearest 0.01 mile)

What is the acceleration rate of an object if the amount of force applied on the object is 75 Newtons and the object has a mass of 15 kilogram?

Two children pulling the rope with the same force in opposite direction is that an unbalanced force or a balanced force

During sublimation particles in a solid room deodorizer move directly into the air as a gas how does the movement of the deodorizer particles change? the particles ___.

A 50-g ball rolls across the table at 2 m/s. A 100-g ball rolls across the same table at 1 m/s. Which ball has more momentum?