Nature of science: Scientific method, Measurements, Graphs, and Prefix/Suffix- (2 weeks)Science fair- (3 weeks in class)Unit 1: Matter and Chemical Reactions- (9 weeks)Unit 2: Matter and Energy in Ecosystems- (4 weeks)Unit 3: -Interdependent Relationships in Ecosystems (7 weeks)Unit 4: Earth’s Resources- (5 weeks)Unit 5: Dynamic Earth- (8 weeks)