Which of the following does each different kind of atom represent?

Which action is due to field forces? A. an apple falling from a tree B. a moving car stopping when the brakes are applied C. the rowing of a boat D. pushing a chair against the wall

What is the potential energy of a spring that is compressed 0,65 m by a 25 kg block if the spring constant is 95 N/m? 1.6 7.9 15 J 20

What kind of change does shot peening cause in a sheet of metal?

State how much energy is transferred in each of the following cases: 2 grams of steam at 100 degrees Celsius condenses to water at 100 degrees Celsius. 2 grams of boiling water at 100 degrees Celsius cools to ice water at 0 degrees Celsius.

What causes volcanoes to form? Give at least one example of a volcano. Did this volcano erupt and, if so, what was the result of that eruption?

What is the part of the cell that stores food?

2. A circuit consists of a 10.0-ohm resistor, a 15.0-ohm resistor, and a 20.0-ohm resistor connected in parallel across a 9.00-volt battery. What is the equivalent resistance of this circuit? (1) 0.200 12 (3) 4.62 1 (2) 1.95.22 (4) 45.012

What technology makes up the transducer? a. A phased array c. A PET scan b. An x-ray d. A laser

Explain how birthrates and death rates influence the size of population.

What happens to the resistance of a wire as its length increases? A. The resistance decreases. B. The resistance is not affected by a change in wire length. C. The resistance alternates between high and low values. D. The resistance increases.