SLO Post Test Review Question Preview (ID: 40017)


Preparation For POST SLO Testing. TEACHERS: click here for quick copy question ID numbers.

The total amount of energy in the universe __________.
a) is decreasing
b) is increasing
c) remains constant
d) constantly changes over time

As molecules move faster, ____________ energy increases.
a) electrical
b) thermal
c) chemical
d) radiant

As a microwave oven is operated, energy is transformed into all forms of energy except
a) solar
b) light
c) thermal
d) mechanical

Monkeys love swinging around and eating bananas. What type of energy do the monkeys obtain from the bananas?
a) chemical
b) thermal
c) radiant
d) kinetic

Allie loves to run and jump around the playground. What type of energy transformation takes place when her muscles move to perform the actions?
a) chemical to kinetic
b) kinetic to electrical
c) thermal to radiant
d) solar to chemical

What kind of energy can be felt when your skin warms due to the infrared rays from the sun?
a) chemical
b) electrical
c) heat
d) potential

Sometimes penguins slide down icy hills into the ocean to avoid a land predator. What state of mechanical energy is illustrated by the penguins sliding down the hill?
a) potential
b) radiant
c) elastic
d) kinetic

In a flashlight, energy from the battery is transformed into electricity to turn on the light. What type of energy is stored in the battery BEFORE it is used?
a) chemical
b) thermal
c) electrical
d) radiant

Gravitational energy increases as an object's mass ________
a) decreases
b) increases
c) gets stronger
d) gets weaker

Cody had to get some gasoline for his car. The gasoline provided what kind of energy so the engine would work?
a) mechanical
b) chemical
c) solar
d) thermal

Justice put the arrow in the bow and pulled the bow back. When the bow was pulled back, mechanical kinetic energy was transformed into _____ energy.
a) thermal
b) elastic potential
c) chemical
d) gravitational potential

Which of the following is an example of potential energy changing into kinetic energy?
a) releasing a sling shot
b) pulling back the string of a bow
c) putting canned food on a shelf
d) winding up a wind up toy

In a class experiment, a spoon that has been sitting art room temperature for several hours is placed in a beaker of boiling water. Which is the best prediction you can make about what will happen?
a) Heat energy will be transferred from the water to the metal
b) Heat energy will be transferred from the metal to the water
c) The metal will prevent water from losing any of its energy
d) Nothing will happen

Moving water can be used to make electricity because
a) water carries an electric current
b) moving water has a lot of heat energy
c) moving water can flow over magnets to produce an electric current
d) energy can be changed from 0ne form to another

Which of the following best describes the energy transformation in a CD player?
a) electrical to kinetic to sound
b) electrical to potential
c) sound to electrical
d) electrical to thermal to radiant

Think about the Law of Conservation
a) Energy cannot be destroyed
b) Energy cannot be created
c) Energy cannot be transformed
d) Energy can only be transformed

Zion throws a baseball into the air, it rises, stops when it reaches its greatest height, and then falls back to the ground. At what point does the ball have the most potential energy?
a) When the ball is rising
b) When the ball is falling
c) Just when the ball hits the ground
d) While the baseball is stopped in the air

A toy helicopter's blades spin when its circuit is connected to a battery. Which sequence shows the energy changes taking place in the helicopter?
a) heat to mechanical to potential
b) electrical to mechanical to potential
c) chemical to electrical to potential
d) chemical to electrical to kinetic

If a book is at rest, and then falls from the shelf to the floor, energy is transferred from ___ energy to ___ energy.
a) kinetic, potential
b) potential, kinetic
c) chemical, mechanical
d) electrical, chemical

What will make an object's kinetic energy increase?
a) decreased speed
b) increased speed
c) decreased density
d) increased density

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