They ALL do.
Every object with mass has a gravitational field ... just as long as its mass is somewhere between an electron and a supercluster of galaxies.
Answer:
A place where organic and non organic materials interact to make a living space
Answer: Increases
Explanation: The combined gas law states that the pressure of a gas is inversely related to the volume and directly related to the temperature. If temperature is held constant, the equation is reduced to Boyle's law. Therefore, if you decrease the pressure of a fixed amount of gas, its volume will increase.
Speed is a derivation of energy (thats what my science teacher said)
Litmus paper and phenolphthalein