Unit 2 Test Review Questions

Last updated over 3 years ago
24 questions
Optional Practice questions for the test. After you submit your work, re-open the link to check your answers.
1

Graph your data for Temperature vs. Time in the data table given. (Time is on the x-axis and Temperature is on the y-axis)

1

At what temperature does ice melt? How do you know?

1

At what temperature does water boil? How do you know?

1

Why doesn't the temperature of the water change while the ice is melting or boiling?

1

What is happening to the heat energy during melting and boiling?

1

What is the independent variable?

1

What is the dependent variable?

1

Identify all the statements below that are TRUE

1

Which colored section represents carbon stored in rocks and sediments?

1

Which colored section represents carbon stored in the ocean?

1

Which colored section represents carbon stored in animals?

1

Identify which of earth's spheres exchange carbon the Most? Least? Explain

1

Which two biochemical processes listed in the table above MOST contribute to seasonal changes in carbon dioxide?

1

Which Potential Energy Diagram represents photosynthesis? Overall, is energy released or absorbed?

1

Which Potential Energy Diagram represents celluar respiration? Overall, is energy released or absorbed?

1

What is the difference between an exothermic and endothermic reaction? Explain how a Potential Energy Diagram illustrates this difference.

1

Which requires less energy and is more stable, indivdual atoms or the molecule(s) they form when they combine?

1

Identify the state of matter for each: mantle, crust, outer core, inner core

1

Which states of matter does thermal energy transfer via conduction? Convection?

1

Which parts of Earth’s interior does thermal energy transfer via convection?

1

Which parts of Earth’s interior does thermal energy transfer via conduction?

1

Particles transfer energy easily upon collisions because they are packed relatively close together. Which is the most likely part of the Earth where this takes place?

1

Choose all statements below that CORRECTLY explain why convection currents occur in the mantle causing plates on the Earth’s crust to move.

1

What causes a ridge to form on the Earth’s crust in the picture? A trench to form?