What happens when a substance absorbs light?

Which statement describes the distribution of charge in an atom? (1) A positively charged nucleus is surrounded by one or more negatively charged electrons. (2) A positively charged nucleus is surrounded by one or more positively charged electrons.

What are the three elements of Hans Selye's general adaptation syndrome?

If you were asked which type of power, generated from a non-renewable resource, has the least negative effect on the environment, you would chose

A BASE jumper runs off a cliff with a speed of Which of the following is closest to his speed after 0.5 seconds? A) 10 m/s B) 8 m/s C) 6 m/s D) 3 m/s E) not given

The greater the of an object the more force is needed to cause acceleration

A stunt car with a mass of 1000 kg crashes into a tree on a movie set during the collision acceleration of the car with 3 m what was the force of impact of the collision on the car

A circuit with a current of 400 amp has several lights that have a total resistance equal to 30 ohms. Find the voltage.

How many neutrons does element x have if it's atomic number is 35 and it's mass number 71

The potential difference between the terminal of an electrical heater is 60v when it draw a current 4A fron the source. What current will the heater draw if the potential difference is increased to 120v?

Which answer choice best explains why nuclear reactions release more energy than chemical reactions? Electrostatic forces of repulsion are thousands of times stronger than gravitational forces.