Which of these organisms needs care from its parents after birth? a. frog b. turtle c. mouse d. snake

The wave shown on the electromagnetic spectrum disturb the medium it passes through a)different frequency. b)the same frequency .

Substance x has a fixed volume, and the attraction between its particles is strong .substance y had widely spread out particles and can be compressed what can most likely be concluded about these substances

What shape would a molecule with two bound groups and two lone pairs have?