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20 questions
A swing has potential energy if
it is sitting still
moving at a constant speed
accelerating at a fast pace
using multiple units of kinetic energy
What energy transformations take place when a battery operated radio is in use?
electrical to chemical to sound
thermal to nuclear to electrical
chemical to electrical to sound
chemical to sound to thermal
According to the Law of Conservation of Energy, energy cannot be ______ or _______
destroyed, determined
created, nuclear
destroyed, remade
created,destroyed
What type of energy is represented in the picture?
potential
chemical
thermal
mechanical
Turning on a lamp is an example of energy transformation from electrical to 3 forms of energy. Which of these is NOT created by the lamp?
thermal
electrical
chemical
electromagentic
Which of the following transfers occurs when food is digested?
Chemical to mechanical
Mechanical to thermal
Mechanical to solar
Chemical to thermal
Plants turn_______ energy into _______ energy for food.
thermal, mechanical
radiant, chemical
electromagnetic, light
potential, kinetic
Gravitational potential energy depends on the______ and ______ of the object.
force, energy
speed, height
mass, speed
height, mass
The roller coaster cart has the most gravitational potential energy at position
Z
Y
W
X
Electrical energy in motion is what type of energy?
potential electrical energy
kinetic electromagnetic energy
kinetic electrical energy
potential electromagnetic energy
The picture shows a microwave oven. As a microwave oven is operated, electrical energy is transformed into all types of energy Except-
light
thermal
mechanical
solar
Electromagnetic energy is also referred as three other types of energy EXCEPT-
radiant
solar
electrical
light
On a rollercoaster, where is maximum kinetic energy?
At the top of the big hill
At the bottom of a big hill
On the way up a big hill
At the top of the hill ,where the car stops for a brief moment
Which of the following energy transformations occur when a lamp that is plugged in the wall outlet is working properly?
electrical to light
chemical to light
chemical to electrical
electrical to thermal
Which of the following device transforms electrical energy into mechanical energy?
a fan
a manually operated pencil sharpener
an apple ipod
a apple iPhone X
What type of energy transformation in an electric hot plate is plugged in?
electrical to light
mechanical to electrical to light
thermal to mechanical to light
electrical to thermal
The roller coaster cart has the most kinetic energy at position
X
W
Y
Z
Energy stored in the nucleus of an atom. Also known as atomic energy is
electrical energy
thermal energy
element energy
nuclear energy
A hairdryer converts-
chemical to electrical
electrical to thermal
electrical to solar
thermal to mechanical to light
What type of energy transformation occurs when a hawk eats a mouse then uses the energy from the mouse to fly?
mechanical to potential
mechanical to chemical to thermal
chemical to mechanical
chemical to thermal to kinetic
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