What objects will emit energy in the universe

Which statement is true regarding the formation of ionic bonds

Which of the following describes cytoplasm? an organelle containing enzymes for storing energy the core of a cell where genetic material is stored and duplicated a thick liquid residing between the cell membrane holding all the cell's organelles,

Which of these is NOT a reason why the geocentric model of the solar system was once commonly accepted as the correct model? A. The Sun and Moon appear to orbit Earth. B. Earth rotates on its axis once every 24 hours. C.

A person sitting in a chair with wheels stands up, causing the chair to roll backward across the floor. How would you describe the momentum of the chair?

What's the difference between the resistance of 1,000 feet of aluminum No. 14 wire and 1,000 feet of No. 14 copper wire? A. The aluminum has 0.84 ohms more resistance. B. The aluminum has 2.66 ohms more resistance. C. The copper has 0.

A space probe produces a radio signal pulse. If the pulse reaches Earth 12.3 seconds after it is emitted by the probe, what is the distance from the probe to Earth?

Do substances that heat up quickly have high or low specific heat capacity?

A substance has a specific heat of 0.870 J/g°C. It requires 2,000.0 joules to increase the temperature of 10.0 grams of the substance from its original temperature to its final temperature. By how many degrees did the substance increase? A 87.

How many earth years does it take mars to orbit the sun

Which represents a system that is almost completely closed?