6th Grade Science Guide

6.4: Ecosystems 3 Dimensions & Progressions

Unit 5

■ If/then clauses (when ____ was introduced to the system then ___ occurred, if _____ population decrease, then ____ population might _____.)

DIFFERENTIATION IN ACTION

Skill Building

Review how scientists determine the carrying capacity of an ecosystem. Students could research how Earth’s human carrying capacity has increased greatly. They might attribute the growth to with taller buildings to house people, more effciently grown crops, etc. ● Here's How Earth’s Carrying Capacity Has Increased Over Time ● Carrying Capacity - World Population

Extension

FORMATIVE ASSESSMENT

● 6.4.4 Formative Assessment

ELA CONNECTIONS

● Cite specifc textual evidence to support analysis of science and technical texts. ● Trace and evaluate the argument and specifc claims in a text, assessing whether the reasoning is sound and the evidence is relevant and suffcient to support the claims. ● Write arguments to support claims with clear reasons and relevant evidence. ● Draw evidence from literary or informational texts to support analysis, refection, and research. MATH CONNECTIONS ● Use variables to represent two quantities in a real-world problem that change in relationship to one another; write an equation to express one quantity, thought of as the dependent variable, in terms of the other quantity, thought of as the independent variable. Analyze the relationship between the dependent and independent variables using graphs and tables, and relate these to the equation.