New Vocabulary ChallengeOnline version True or false: meanings of new words by Ayah 1 Does "harvest" mean to collect crops or resources? Yes No 2 Does "yield" mean to stop working? Yes No 3 Does "accumulate" mean to collect or add over time? Yes No 4 Does "system" mean a group of parts that work together? Yes No 5 Does "effective" mean something works well? Yes No 6 Does "device" mean a type of food? Yes No