You add 50 mL of water at 20C to 200 mL of water at 70C. What is the most likely final temperature of the mixture?

A. 60C

B. 50C

C. 30C

D. 45C

Describe the differences of the four different variables Dependent: Independent: Constant: Control: I lost my paper that had the answers! I can be really messy at times ... >-

How long will it take a shell fired from a cliff at an initial velocity of 800 m/s at an angle 30 degrees below the horizontal to reach the ground 150m below?

What can you infer about fossil fuels from their name

Air is not a very good conductor of electricity but before a lightning strike, it becomes a better conductor. How does it do this and what is the air called?

A 5.5kg mass is pushed with a force of 31N across a table having μk of 0.350. Find how fast it will accelerate, taking friction into consideration.

What are the Rules of magnetism

Two spheres of the same radius, but of different masses, are both fully submerged in water. The lighter sphere is held below the water line by a rope anchored to the bottom of the container. The heavier sphere is suspended from a rope.

How does an increase in thermal energy affect molecules?

Which of the following is an example of applied research?

A Cadillac Escalade has a mass of 2,569.6 kg, if it accelerates at 4.65 m/s^2 what is the net force on the car?