Questions with the keyword 'air'

• why is the sky blue? by pasha8 and 1 other. to Indi, Jarv, John, Ken, Vicky Comments: (No comments so far )
• How is the CO2 transported into the sea from the air? Is it when the air and water mix as the waves break? Also can by jammiedodger to Indi, Jarv, John, Ken, Vicky Comments: (so far, 2s comments )
• why do you weigh more in air than water? by maariyah to Indi, Jarv, John, Ken, Vicky Comments: (No comments so far )