Each element is made up only one kind of

You go and choose a solid chemical rocket which expels gas from the engine at 3 kilometers per second. The rocket has a total mass of 2 kg with the fuel being 1 kg. The theoretical maximum speed of this rocket is:

An advantage of parallel circuits is that they A) stop transmitting all current if even one resistor breaks. B) form a single path through which the current flows. C) allow current to flow even if some paths are cut.

Which of these best arranges the planets in the solar system in the increasing order of their diameters? A. Mars → Venus → Earth → Mercury B. Neptune → Saturn → Jupiter → Uranus C. Mercury → Mars → Neptune → Uranus D. Earth → Saturn → Mars → Mercury

An object has a mass of 5 kg. What force is needed to accelerate it at 6 m/s2? (Formula: F=ma)

Which statement best describes the long-term effects of using non-renewable resources? A. Burning fossil fuels pollutes the environment. B. Fossil fuels burn clean, reducing air pollution. C.

What animals do u see?

Bees often work together for the greater good of the hive. Sometimes they can get excess charge on them. Four pairs of bees, which can be represented as identical, conducting spheres, bump into each other in the hive.

T one end of a production line, Isaac puts peaches into cans on a conveyor belt. He fills 22 cans per minute. As soon as Isaac has filled 655 cans on the conveyor belt, Albert starts putting lids on the cans at the other end of the production line.

Which type of object would be better at building up charge? a. Insulators because they do not permit the movement of electrons. b. Insulators because they do permit the movement of electrons. c.

Red light from three separate sources passes through a diffraction grating with 6.60*105 slits/m. The wavelengths of the three lines are 6.56 * 10-7m (hydrogen), 6.50 * 10-7m (neon), and 6.97 * 10-7m (argon).