Energy Roller Coaster

Energy – Roller Coaster

Name: Due Date:

Lab Partners: Introduction Energy conservation is an important concept in this unit on energy. For the introduction paragraph describe what conservation of energy is and briefly explain how it is going to be proven (or disproven) in the experiment.

Objective To determine if the Law of Conservation of Energy applies to a moving marble on a roller coaster track.

Hypothesis: Click here to enter text.

Variables: Independent Dependent Constants

Methods

Materials

Procedure 1. Gather all materials 2. 3.

[1] Energy – Roller Coaster

Results Mass of Marble: ______Convert to kg: ______Diameter of Marble: ______Convert to m: ______

Data Be sure to label the columns with the correct units. DELETE THIS NOTE BEFORE PRINTING Carry all Calculations 5 decimal places.

Position Height of PG Time @ PG Velocity PE KE (meters)

A Rest

[2] Energy – Roller Coaster

Calculations Formula Set-up with units Answer with units

Discussion  Paragraph 1

. one or two sentences explaining the objective of the lab

. Restate the hypothesis

. Accept or reject the hypothesis while citing specific data from the lab.

 Paragraph 2

. Explain the energy transformation involved in the lab and again cite specific data.

. Was energy conserved? Use data to support reasoning.

 Paragraph 3

. Explain some possible errors that may have occurred