An operating 100.-watt lamp is connected to a
120-volt outlet. what is the total electrical energy
used by the lamp in 60. seconds?
(1) 0.60 j (3) 6.0 × 10^3 j
(2) 1.7 j (4) 7.2 × 10^3 j

The most important difference between a wedge and an inclined plane is a. their size b. their shape c. how they are used d. what they are made of

Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?

What property of an object determines its inertia?