Cierta fuente eléctrica está suministrando una corriente de 3 A a un aparato con una resistencia de 60 ohm. Si se cumple la ley de Ohm (R=V/I). La diferencia de potencial generada por la batería es: xfa ayuden es pregunta de examen lsjdfkljewrfg

Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.

The percent efficiency of a machine can never be 100% (or greater), because in the real world some energy is always converted into a. heat b. work c. input force d. output force

Explain to someone who knows nothing about fossils the study of invertebrate paleontology and how it scientists understand the history of the earth. be sure your explanation contains a minimum of two complete sentences.