Energy in Roller Coasters Practice

When a roller coaster is at the top of a hill, it has maximum ______ energy.

(a)  

• potential
• kinetic
• thermal
• mechanical

Kinetic energy is the energy of ______.

(a)  

• motion
• rest

• gravity

• mass

A moving roller coaster at the bottom of a hill has low ______ energy, but high ______ energy.

(a)   (b)  

• potential
• kinetic
• electrical
• chemical

Mechanical energy is the sum of kinetic and ______ energy in a system.

(a)  

• potential
• thermal

• chemical

• sound

The roller coaster converts potential energy to kinetic energy as it ______.

(a)  

• descends
• ascends

• stops

• balances

Gaining height on a roller coaster increases its ______ energy due to its position relative to the ground.

(a)  

• potential energy
• kinetic energy

• sound energy

• thermal energy

At the peak of its motion, the coaster pauses momentarily with all its energy as ______ energy.

(a)  

• potential
• kinetic

• thermal

• chemical

If no energy is lost, the total mechanical energy remains ______.

(a)  

• constant
• variable

• zero

• minimum

The movement of the roller coaster increases as potential energy is ______ to kinetic energy.

(a)  

• eliminated

• balanced

• converted
• divided

• transferred

The highest point on a roller coaster usually demonstrates the greatest ______ energy, ready to transform into ______ energy.

(a)   (b)  

• potential
• kinetic
• thermal

• sound