One morning, Jane notices drops of water on the outside of a window. Later in the day, she notices that the drops have disappeared. What most likely caused the drops to disappear?

Why does increasing concentration usually increase reaction rate

The electric force on object A by object B is F. If the charge of object B were only half as large as it is, but everything else was kept the same, what would be the new electric force on object B by object A?

Is carbon a metal that can conduct electricity?

What can you observe to know that when clear methane gas is burned it is a chemical change? 1) Change of color 2) Formation of a precipitate 3) Change in mass 4) Formation of a gas 5) Change in temperature 6) Change in shape

This was a british philosopher is widely regarded as one of the most influential of enlightenment thinkers and commonly known as the father of liberalism and that the mind was a blank slate or tabula rasa.

You are told that a wave has a wavelength of 450 x 10^-9 m and a frequency of 6.67 x 1014 Hz. Is it a sound wave? How do you know?

What two factors determine the streghth of the force of gravity between tow object?

Which item (s) would be sufficient to make a circuit? a. Conductor b. Insulator c. Conductor and Battery d. Insulator and Battery e. Battery

Donde encontramos energia termica.?

How will physical and/or chemical weathering contribute to create rounded shapes during spheroidal weathering?