How does a star form from a nebula?

Science is orderly knowledge proven by

What property of a solution causes an acid-base indicator to change to different colors? A) different temperature B) different amounts of surface tension C) different levels of hydrogen binding D) different concentration of hydronium ion

A room of volume v contains air having equivalent molar mass m. if the temperature of the room is raised from t1 to t2, what mass of air will leave the room

A box has a mass of 400 g. What minimum force is needed to lift it? If it is raised to a height of 6.0 m, how much work was done?

What aspect of speech sound is the primary factor in determining if one perceives the / ba / sound or the / pa / sound?

What is the density of watermelon juice

If the energy of the wave becomes part of the internal energy of the object, then the wave's energy is

3. A stone is thrown upward at an angle. What happens to the horizontal component of its velocity as it rises

A sealed of gas at 101,000 Pa is expanded, reducing the volume from 0.5m3 to 0.25m3.

Explain one effect that burning fossil fuel has on the environment