Memory Game Unit 2 Selection2 VocabularyOnline version For use with the NatGeo ESOL Text by Melanie McCrae when you depend on something you need it; require materials something that people need and use. globe a model of the Earth the total number of quantity things you need to make a produce or to do a project rainfall resource depend alive something that is living the total rain , snow or sleet that falls in a period of time crops amount plants that farmers grow