If the period of a pendulum is 2.0 seconds and the acceleration due to gravity is

9.8 meters/second2, what is the length of the cord on the pendulum?

1.0 meters

0.67 meters

1.3 meters

3.5 meters

Without electrons atoms would carry A. no charge at all. B. a positive charge. C. a negative charge. D. an alternating charge.

Which illustration represents the substance at a higher temperature

A flat piece of glass covers the top of a vertical cylinder that is completely filled with water. if a ray of light traveling in the glass is incident on the interface with the water at an angle of θa = 36.

A private jet flies the same distance in 9 hours that a commercial jet flies in 8 hours. If the speed of the commercial jet was 175mph less than 2 times the speed of the private jet, find the speed of each jet.

Describe the total momentum of billiard balls before and after the cue ball collides with another ball.

Select the correct comparison between science and technology. A. Science influences technology, but technology does not influence science. B. Science does not influence technology, but technology influences science. C.

Which statement is most clearly objective? a. according to hernandez, i believe pilots must retire in their 60s. b. walters argues that no american in society is truly an island. c. the strongest aspect of cunningham's argument is the research. d.

Kinetic energy is defined as ½ mv2, where m is the mass of the object, and v is the velocity (or speed). Two gas molecules have the same kinetic energy, but molecule X has four times the mass of molecule Y. What can you say about their speeds?

What is the valure of work done on an objectwhen a 50newton force moves it 15 metrs in thesame dirction as the force

IF a rock has a mass of 92,224 kg, what is it's weight?