# Vocabulary refer to vocab file located on the Gizmo site...

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Chapter 1 / Exercise 85
Intermediate Algebra: Connecting Concepts through Applications
Clark
Expert Verified
Name: Kailee Green Date: February 1st Format all responses in blue bold font. Student Exploration: Roller Coaster Physics Vocabulary (refer to vocab file located on the Gizmo site for definitions) : friction, gravitational potential energy, kinetic energy, momentum Prior Knowledge Questions (Do these BEFORE using the Gizmo.) Sally gets onto the roller coaster car, a bit nervous already. Her heart beats faster as the car slowly goes up the first long, steep hill. 1. What happens at the beginning of every roller coaster ride?
2. Does the roller coaster ever get higher than the first hill? Explain.
Gizmo Warm-up : The Roller Coaster Physics Gizmo™ models a roller coaster with a toy car on a track that leads to an egg. You can change the track or the car. For the first experiment, use the default settings ( Hill 1 = 70 cm, Hill 2 = 0 cm, Hill 3 = 0 cm, 35-g car). 1. Press Play ( ) to roll the 35-gram toy car down the track. Does the car break the egg?
2. Click Reset ( ). Set Hill 1 to 80 cm, and click Play . Does the car break the egg?
3. Click Reset . Lower Hill 1 back to 70 cm and select the 50-gram toy car. Click Play Does the 50-gram car break the egg? . 4. What factors seem to determine whether the car will break the egg?
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Chapter 1 / Exercise 85
Intermediate Algebra: Connecting Concepts through Applications
Clark
Expert Verified
Activity A: Roller coaster speed Get the Gizmo ready: Click Reset . Select the 35-g toy car. Question: What factors determine the speed of a roller coaster? 1. Observe: Set Hill 1 to 100 cm, Hill 2 to 0 cm, and Hill 3 to 0 cm. Be sure the Coefficient of friction is set to 0.00. (This means that there is no friction , or resistance to motion.) A. Click Play . What is the final speed of the toy car? 442.9