What are the two criteria necessary for a substance to be considered a magnet

Which household items can combust

Which will produce a magnetic field? any wire with or without a current a wire formed into a coil a wire carrying a current a wire formed into a single loop

A falling baseball has an acceleration of magnitude 2.1 m/s2. What is its acceleration in feet per second squared?

The distance between earth and mars is 51 G meters. What is the minimum RTT for a link between Earth and Mars if speed of light is 3 * 108 meters/second.

A golfer hit a golf ball with a force of 15 N and the ball traveled with an acceleration of 25 m/s/s. What is the mass of the golf ball?

Which features involve compression? Select the three correct answers. A. Reverse faults B. Anticlines C. Folded mountains D. Normal faults E. Monoclines

You place a cup of 210 degrees F coffee on a table in a room that is 68 degrees F, and 10 minutes later, it is 200 degrees F. Approximately how long will it be before the coffee is 180 degrees F? Use Newton's law of cooling:

What change occurs to the mass of an object when an unbalanced force is applied to it? A. The mass increases. B. The mass decreases. C. The mass remains the same. D. The mass reduces to zero. E. The mass changes by an indeterminate amount.

The equilibrium price will rise, but equilibrium quantity may increase, decrease, or stay the same if a. demand increases and supply decreases. b. demand increases and supply increases. c. demand decreases and supply increases. d.

The nearest large galaxy to our own is about 2.5 million light-years away. how many meters is that