When a new branch containing a resistor is added to a parallel circuit, the total circuit resistance:?

Coins were developed as a medium of exchange because other items like cows, grain, and land were more difficult to move from place to place.

A weight suspended from a spring is seen to bob up and down over a distance of 25 cm twice each second. what is its frequency? answer in units of hz.

Which of the following statements is not true about minorities in psychology today? A. Minorities make up half of the population earning degrees in psychology. B. Despite increases, minorities are still underrepresented in psychology. C.

When 0.250 moles of licl are added to 200.0g of water in a constant pressure?

What is the name of the effect that causes water to travel at an angle to trade winds?

A container, partially filled with water, is resting on a scale that measures its weight. Suppose you place a 200 g piece of wood inside the container filled with water. What happens to the scale reading?

Which is the best analogy of a wave? -A wave is like building a ramp. -A wave is like shaking a hand. -A wave is like water rippling in a pond. -A wave is like knocking down a building.

you can produce a sound by plucking a string or by blowing in a pipe. how are these two ways of producing sound are similar

What would provide specific information about the materials in the equipment used in a certain experiment

The wavelength of sound wave is 30 m. Frequency is 7 Hz. What is the wave speed