Throughout the reflection, make sure you have a copy of the Student Guide and your data table. Choose the terms that complete the statements. In this lab, you determined the combination of humidity, air temperature, and air pressure that create weather patterns. is the amount of water vapor in the air compared to the amount of water vapor the air can actually hold. is a measure of how hot or cold the air is, and is the force exerted per unit area by the particles in the air. These conditions influence weather patterns.