If someone said that instruments that produce sounds via vibrating columns of air are called aerophones, would that be a true or false statement?

How will the system respond to a temperature increase?

Give one example to show that when substances are mixed,it may result in a chemical or a physical change depending on the conditions.

Adisk with a radius of r is oriented with its normal unit vector at an angle q with respect to a uniform electric field. which of the following would result in an increase in the electric flux through the disk? check all that apply? a. increasing the area of the disk b. decreasing the given orientation angle of the disk c. decreasing the strength of the electric field d. increasing the given orientation angle of the disk, but not exceeding an angle of 90