Selected Response Questions

Question 1

Standard II Knowledge of Science
Investigating Newton’s 2nd Law, students attach different masses to a string that passes through a pulley and use a motion detector to help determine the acceleration. This activity demonstrates what aspect of scientific inquiry?

Answer 1

The collection of empirical evidence to draw conclusions.

Question 2

Standard II Knowledge of Science
The effects of climate change are apparent, such as increasingly early seasonal melting of sea ice in the Arctic. General level = warming climate but the factors that cause the early melting of sea ice are difficult to determine. This is because cause and effect relationships in the climate are affected by___

Answer 2

Numerous interacting feedback mechanisms connecting system components.

Question 3

Standard II Knowledge of Science
Hb is an important protein in blood. A biologist obtained sequenced data for this protein in a rare species of Panda. He compared the data in another species of Panda to determine ____

Answer 3

The evolutionary relationship between the two species.

Question 4

Standard III Curriculum and Instruction
Which concept in a lesson on weather would best prepare students to study convection cells? (condensation, density, friction, or polarity)?

Answer 4

Density

Question 5

Standard V Learning Environment

Knowledge of safety Data Sheets (SDSs) is an important part of teaching science. What is the purpose of the SDS?

Answer 5

It provides information for teachers about chemicals, including precautionary measures and storage guidelines.