Which is the correct energy transformation existing in a television set?

Electrical → Mechanical → Light → Sound

Electrical → Light → Mechanical → Sound

How can you best reduce friction between the bottom or feet of furniture and the floor?

By applying lubricants like wax on the floor

By keeping furniture on their place

By putting wheels or rollers on the bottom or feet of furniture

What best shows that electrical energy transformed to light energy?

The twinkling of Christmas light

Generator turns and produced electricity

Which statement below describes electrical energy to heat energy?

It is formed by rubbing two surfaces together and used for cooking foods and ironing clothes.

It is formed by using machines and used for running motor vehicles.

It is formed by the flow of electrons and used for supplying power to electric bulbs for generating electricity.

It is formed by releasing stored energy in substance and used for making processed foods and medicines.

What energy transformation is applied when you turn on the switch of an electric bulb?

From electrical energy to heat energy and light energy

From light energy to electrical energy

From electrical energy to chemical energy

From electrical energy to mechanical energy

On a seesaw, will it be possible for a girl to balance with her father who weighs twice as much as her? If yes, how? If no, why?

Yes. She'll have to sit nearer the fulcrum than her father.

Yes. Her father will have to sit nearer the fulcrum than her.

No. She needs to be as heavy as her brother.

No. She needs to be heavier than her father.

If your father who is sick needs a wheelchair and a wheelchair ramps, what is the use of this?

To go places where they want to go

To feel comfortable and satisfaction in using this

To get over obstacle without exceeding their strength

The ball rolled on the grassy surface of the park and suddenly stop. How does friction affect the motion of the ball?

Friction slows down the rolling of the ball and prevent the ball to move farther.

Friction affects the ability of the ball to take more rolling.

Friction decreases the time of the ball to take farther distance.

Friction opposes the direction of the ball to change its direction.

You will be having a campfire tonight in school. You are asked to gather firewood to be used during the night. How is energy change to another form?

Firewood has stored chemical energy to give heat and keep the campers warm.

Firewood has stored chemical energy which will be used in cooking food.

Firewood has stored chemical energy and it will be lighted to give brightness during the night.

Firewood has stored light energy which will be turned into chemical energy once it turned into charcoal.

Concrete culverts is one of the industry of Luna, La Union. As a delivery boy of concrete culverts, what is the best and fastest way to bring down the culverts from the truck?

Insert strong wooden bar and carry it with friend

Ask some friends to carry it down from the delivery truck.

How do you describe a second-class lever?

The resistance is at the other end.

How does the pulley in the flagpole help us do work?

It changes the direction of the force.

It increases the force applied.

When you throw a ball, it goes up; then it goes down. Why?

The force that moves is not strong.

Gravity does not act on the ball upon release.

The speed of the ball is affected by air friction.

How is stored energy from the sun transferred into another form of energy?

Plants eat energy from the sun and transform this energy into energy in animals.

Plants, animal, and man eat each other for energy.

Plants make food for man and animal in turn man and animal eat plants for energy.

Plants make food for man and animals in turn man and animal make food for plants.

Mother opens the can of sardines by using the can opener. The can opener is an example of wheel and axle. How does the wheel and axle make the opening of the cans of sardines easily?

Turning the wheel multiply the force exerted on the axle.

The force exerted is equal to the force of the axle.

An exerted force on the wheel turns the axle in lesser force.

Which of the following is NOT the function of wheel and axle?

It multiplies force if the resistance is applied at the axle.

It multiplies force if the effort is applied at the wheel

It multiplies distance or speed if the effort and resistance are applied the other way around.

It multiplies force if the resistance is applied at the wheel and the effort is applied at the axle.

How does friction affect the motion of a moving vehicle?

Friction opposes the motion of an object.

Friction allows movement faster.

Why does a car travel faster in going down than in going up?

It is being pushed by the wind.

It is being pulled by the weight of the car.

A bicycle moves faster on a cemented road than on a bumpy road. Why?

Friction is lesser on a cemented road.

Friction is greater on a cemented road.

There is no friction on a cemented road.

The bicycle can roll only on a cemented road.

Simple machines are very useful in doing work. Why?

Simple machines make the work easy and fast.

Simple machines are easy to make.

Simple machines can be used anytime.

Given the following materials pen, bits of paper, balloon, cloth, how could you create frictional force?

Rub the pen to the cloth and put the pen near to the bits of paper.

Let the balloon fly off in space.

Wrap the balloon with the cloth and the bits of paper.

Write the pen in the balloon and let the bits of paper to stick on it.

Science 6 Third Quarter Examination Quiz

39 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A car moves smoothly on a road. What type of friction is acting between the tires and the road?

Fluid Friction

Rolling Friction

Sliding Friction

Static Friction

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of friction is demonstrated when you place your notebook on a table and it remains still?

Fluid Friction

Rolling Friction

Sliding Friction

Static Friction

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is the best example of gravity?

A breeze blows, and a sailboat moves.

A car hits a tree, and its motion stops.

A person drops a ball, and it falls to the ground.

A book is pushed and moves across the table.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following demonstrates the presence of gravity?

A car hits a tree.

A ball rolling on a flat floor.

A balloon floating in the air.

The roots of a plant growing downward.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Anna loves to sing while playing her favorite song on a videoke machine. What energy transformation occurs in the videoke machine?

Electrical to heat energy

Electrical to sound energy

Electrical to mechanical energy

Electrical to chemical energy

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following devices transforms sound into heat energy?

Flashlight

Oven

Refrigerator

Stereo

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What energy transformation occurs when a spark plug operates?

Light to heat

Chemical to light

Electrical to light

Mechanical to heat

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Science 6 Third Quarter Examination

A car moves smoothly on a road. What type of friction is acting between the tires and the road?

What type of friction is demonstrated when you place your notebook on a table and it remains still?

Which of the following is the best example of gravity?

Which of the following demonstrates the presence of gravity?

Anna loves to sing while playing her favorite song on a videoke machine. What energy transformation occurs in the videoke machine?

Which of the following devices transforms sound into heat energy?

What energy transformation occurs when a spark plug operates?

Which is the correct energy transformation existing in a television set?

A seesaw on a playground is an example of what type of simple machine?

Which simple machine consists of sloping surface that reduces the amount of force needed to lift something?

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