Diameter of the Balloon Before Heat
After Heat
6 centimeters 10 centimeters
Which conclusion is supported by the evidence?
A. Air expands when heated.
B. Air is warmer when heated.
C. The balloon will pop when heated.
D. The balloon contracts when heated.

If the density of water is 1.0 g/cm3, which of these materials would float in water, based on their densities? check all that apply. aluminum cork iron lead wax

This flow chart shows the amount of energy that is emitted by each type of light. ultraviolet > blue light > yellow light > red light (maximum energy) (minimum energy) in an experiment, shining which type of light on a strip of metal would be least likely to produce the photoelectric effect? ultraviolet light dim blue light bright red light bright yellow light

What is the polyatamic ion of borate