If you comb your hair and the comb becomes negatively charged, your hair becomes?

A physics student in a hot air balloon ascends vertically at constant speed. Consider the following four forces that arise in this situation: F1 = the weight of the hot air balloon F3 = the force of the student pulling on the earth F2 =

If you lived downhill from a volcano and lava started to flow toward your home what could happen?

A compound is a pure substance that is composed of more than one type of element. Which of the following statements is true of compounds? Compounds can be decomposed into their component parts through physical processes.

In renaissance instrumental music, in the terms haut consort and bas consort, the words "haut" and "bas" (high and low) refer to what musical characteristic?

A diagram of a closed circuit with power source on the left labeled 12 V, a resistor on the top labeled 1.5 Ohms, a resistor on the right labeled 2.0 Ohms and a resistor on the bottom labeled 3.0 Ohms. Calculate the current in the circuit shown.

What is the structure located inside the nucleus of a cell that contains an organism's genetic code?

A bumper has a non negligible mass. After a collision with an ideal spring, the spring is compressed to a distance of 90% of the value of its distance when the bumper's mass was negligible. Give a reasonable explanation for this decrease.

What is imperceptible human motion?

One liter of water at 56◦C is used to make iced tea. How much ice at 0 ◦C must be added to lower the temperature of the tea to 20 ◦C? The specific heat of water is 1 cal/g · ◦ C and latent heat of ice is 79.7 cal/g. Answer in units of g.

What. Is the acceleration of a racing car if it's speed is decreased uniformly from 66 m/sec to 44 m/sec over an 11 sec period