Why are some pots and pans designed with wooden handles? A. Wood is a conductor. B. Wood has a high heat capacity. C. Wood is an insulator. D. Wood is an organic substance.

Suppose an element had an atomic number of 52. How many protons would that element have?

A neutral metal comb is held near an object with a negative charge. What happens to the comb? A. The comb is charged by contact. B. The comb is charged by friction. C. The comb is charged by static discharge. D. The comb is charged by induction.

A crane motor exerts 3,500.0 W to lift a load up 5 floors in 25.0 seconds. The crane did how much J of work.

What is narcolepsy?

A helium balloon ride lifts up passengers in a basket. Assume the density of air is 1.28 kg/m3 and the density of helium in the balloon is 0.18 kg/m3. The radius of the balloon (when filled) is R = 4.5 m.

In order to make vehicles more energy efficient, what can be done?

In what phase of matter do molecules vibrate but stay in position? A. gas B. liquid c. solid d. plasma

What statement is true about a spring? A. The softer the spring, the greater the force required to restore its position. B. The stiffer the spring, the greater the force required to restore its position. C.

A bus is traveling with a uniform acceleration of 2.75 meters/second2. If the initial velocity of the bus is 16.5 meters/second, what will its velocity be after 9.00 seconds?

What type of labor does your household provide?