When heat energy is used,

A. It gets hotter

B. It is no longer available to do work

C. It becomes light energy

D. It is easily recycled

Explain why Newton's first law of motion can be difficult to observe in moving objects?

The current in a radio measures 12 amps. The resistance of the radio is 4 ohms. What is the voltage? 3 V 48 V 3 A 48 ohms

Technician A says when diagnosing an overheating hydraulic system, be sure that the oil cooler is not plugged and the cooler's fan is working.

Add these measurements 56 mg plus 3.211 g

A car accelerates uniformly from rest and reaches a speed of 21.5 m/s in 11.4 s. The diameter of a tire is 66.5 cm. Find the number of revolutions the tire makes during this motion, assuming no slipping. Answer in units of rev.

What is located in the exosphere?

How fast should a 250g mouse run so that it can have the same momentum as a 3ton (1metric ton = 1000kg 1g=0.001kg) can a mouse realistically attain this speed yes or no?

Shannon is playing tennis. She swings her racket to hit the tennis ball and sends the ball flying in the same direction.

How much uninterrupted time should you set aside to do homework?

What coefficients would balance the following equation? __Al + __O2 → __Al2O3 A. 2Al + 3O2 → 1Al2O3 B. 2Al + 3O2 → 2Al2O3 C. 3Al + 3O2 → 2Al2O3 D. 4Al + 3O2 → 2Al2O3