Trace the vectors in Figure P3.1 onto your paper. Then use

Fundamentals of Physics 10
In Fig. 5-64, a force of magnitude 12 N is applied to a FedEx box of mass m2 " 1.0 kg. The force is directed up a plane tilted by u " 373. The box is connected by a cord to a UPS box of mass m1 " 3.0 kg on the floor. The floor, plane, and pulley are frictionless, and the masses of the pulley and cord

Sears and Zemansky's University Physics with Modern Physics 13
Problem 7DQ Lane dividers on highways sometimes have regularly spaced ridges or ripples. When the tires of a moving car roll along such a divider, a musical note is produced. Why? Explain how this phenomenon could be used to measure the cars speed.

Campbell Biology 10
SCIENTIFIC INQUIRY Female silkworm moths (Bombyx mori) attract males by emitting chemical signals that spread through the air. A male hundreds of meters away can detect these molecules and fly toward their source. The sensory organs responsible for this behavior are the comblike antennae visible in t

Living by Chemistry 2
You mix solid hydrated barium hydroxide, Ba(OH)2 ? 8H2O(s), and solid ammonium nitrate, 2NH4NO3(s), in a beaker. Th e reaction is shown here. A small pool of water in contact with the outside of the beaker freezes. Ba(OH)2 ? 8H2O(s) 1 2NH4NO3(s) 2NH3( g) 1 10H2O(l) 1 Ba(NO3)2(aq) a. List all the sub

Biology 11
Where is chlorophyll located in the chloroplast? (a) thylakoid membranes (b) stroma (c) matrix (d) thylakoid lumen (e) between the inner and outer membranes

ECON MICRO 5
(Law of Diminishing Marginal Utility) Some restaurants offer all you can eat meals. How is this practice related to diminishing marginal utility? What restrictions must the restaurant impose on the customer to make a profit?

Urban Economics 8
The real estate agents in Rampville are baffled. Although dwellings are subject to the normal decrease in quality over time, there is no filtering: No household has changed its house in the last 10 years. Provide an explanation for this phenomenon. Use a figure like Figure 145 to depict the housing m

Chemistry for today : general, organic, and biochemistry 9
Why is the study of chiral molecules important in biochemistry?