2nd Semester Test 2024

Explain what is happening in this diagram. Also, describe what heat transfer process is taking place.

The rule stating that energy cannot be created or destroyed

• chemical energy
• law of conservation of energy
• conduction
• thermal energy

Energy transformation is the process of changing energy from one _________ to another.

• form
• molecule
• electron
• atom

Potential energy is energy that is ___________.

• stored
• created
• destroyed
• in motion.

Kinetic energy is energy that is________.

• stored
• created
• destroyed
• in motion

Mechanical energy (KE) is the energy that a body possesses because of its motion caused by______ and _______.

• gravity and position
• gravity and elasticity
• elasiticity and position
• elasiticity and wind

Mechanical energy (PE) is the energy a body possesses because of its ________.

• energy
• gravity
• elasticity
• position

Thermal energy (KE) is the total energy of atoms and molecules that are constantly in ________.

• position
• motion
• energy
• elasticity

Radiant Energy is energy caused by the movement of ____________ waves.

• sound
• electron
• electromagnetic
• moving

Sound energy (KE) is energy in the form of _______ _______.

• electromagnetic waves
• moving waves
• wave motion
• partical motion