One of the pieces of evidence the student selected was: When the population of the salmon drastically decreases around 1995, then the orca whale population also starts to decrease. Explain the reasoning for why the populations would change in this way. Use vocabularies such as consumer population, resource population, predator, prey, energy storage molecules, and population size.

Which of the following is a homogenous mixture? o a. a toy box filled with toys o b. blood o c. trail mix o d. spaghetti and meatballs submit

Which best describes how fluids change as they travel through different portions of the convection currents? they change to solids at the outer portion of the convection currents. they change to solids at the inner portion of the convection currents. they become more dense at the outer portion of the convection currents. they become more dense at the inner portion of the convection currents

The ph is the a. independent variable b. the dependent variable c. control group