Which statement best describes the compressibility of a gas? Increasing the temperature of a gas decreases the pressure. Increasing the temperature of a gas increases the pressure. Increasing the pressure on a gas decreases the volume. Increasing the pressure on a gas increases the volume.

Match term definition ellipse a) diagonal cross section of a cylinder circle b) diagonal cross section through the widest part of a sphere sphere c) cross section parallel to the base of a cone great circle d) shape created when a semi-circle is rotated around the y-axis triangle e) perpendicular cross section of a cone

As changes in energy levels of electrons increase, the frequencies of atomic line spectra they emit

Which of the following nuclei would be the least stable a 2 protons, 2 neutrons b 1 proton 1 neutron c 1 proton 3 neutrons d 1 proton 2 neutrons