A system uses 2380 I of energy to do work as 12,900 j of heat are added to the system. The change in internal energy of the system is

Why is it that the incident angle isn't exactly the same as the reflection angle?

What conclusions can be drawn about the existence of carbon-12, carbon-13, and carbon-14? Question 5 options: These are forms of carbon and they accommodate 6 neutrons and 6 electrons but each contains a difference number of protons - 6, 7, and 8

A bar magnet is cut in half, as shown. Which shows the pieces after the magnet is cut?

Which are uses for clay? Check all that apply. ) ceramics ) de-icing ) tile ) pottery ) China ) dishes

Which of the following is not an example of an inclined plane? O A. a boat launch ramp O B. a loading ramp O c. a wheelchair ramp O D. a baseball bat

Compare the life cycles of flower less seed plant and flowering seed plants

A clock moves past you at a speed of 0.9 c. How much time passes for you for each second that elapses on the moving clock? 0.436 s 1.15 s 2.29 s infinity

A 0.18-kg ball on a stick is whirled on a vertical circle at a constant speed. When the ball is at the three o'clock position, the stick's tension is 19 N.

Which are examples of transverse waves? Check all that apply. earthquake P-waves earthquake S-waves radio waves sound visible light X-rays

To lift a car, you use a hydraulic lift filled with a fluid that has density of 1 1200 kg/m3. The radius of one half of the lift is 0.5 meters and the diameter of the other half of the lift is 2.5 meters.