Quiz about Forces

Question 1

What is this tool called?

Accepted Answer

Force meter

Accepted Answer

Newton meter

Answer

Gravity meter

Answer

Weight meter

Question 2

Why do we use force meter?

Accepted Answer

We use a force meter to measure the force applied to an object.

Answer

To determine the mass of an object

Answer

To calculate the speed of an object

Answer

To measure temperature changes

Question 3

In which unit does the force meter measures?

Accepted Answer

Newtons (N)

Accepted Answer

Kilograms (kg)

Answer

Joules (J)

Answer

Pascals (Pa)

Question 4

Explain the relationship between weight and force?

Accepted Answer

Weight is a type of force caused by gravity. The heavier an object the more force it has.

Answer

Weight is the mass of an object without any forces acting on it.

Answer

Force is independent of weight and only depends on speed.

Answer

Weight is a measure of an object's volume in space.

Question 5

What is a force meter ?

Accepted Answer

Device that measures, the amount of force is being used or the weight of an object in newtons

Answer

A force meter is used to calculate speed.

Answer

A force meter is a device that measures distance.

Answer

A force meter is a tool for measuring temperature.

Question 6

An object only moves if a........ acts on it

Accepted Answer

force

Answer

friction

Answer

gravity

Answer

inertia

Question 7

....... pulls objects down to the ground

Accepted Answer

Gravity

Answer

Buoyancy

Answer

Friction

Answer

Magnetism

Question 8

We measure the pull of gravity using .....

Accepted Answer

Force meter

Answer

thermometer

Answer

seismometer

Answer

barometer

Answer

Gravity meter

Question 9

Inside the force meter there is a........ that ........

Accepted Answer

spring

Stretches

Answer

battery

powers the device

Answer

Spring

Pushes

Answer

lever

lifts the weight

Question 10

The end of the spring has a ........ moves down the ........

Accepted Answer

Pointer/ marker

Scale

Answer

RulerMeter

Answer

Spring

Scale

Question 11

What happens to the spring in the force meter when you add weight?

Accepted Answer

The spring stretches in response to the added weight.

Answer

The spring compresses under the weight.

Answer

The spring remains unchanged regardless of weight.

Answer

The spring breaks when weight is added.

Question 12

What happens to the spring in a force meter when you add heavier objects?

Accepted Answer

The spring sttretches more as heavier objects are added.

Answer

The spring stretches less with heavier objects.

Answer

The spring remains unchanged regardless of weight.

Answer

The spring breaks when too much weight is added.

Question 13

What happens if a very large object is added to the force meter?

Accepted Answer

The force meter may break or give inaccurate readings.

Answer

The force meter will display a higher weight than actual.

Answer

The force meter will automatically adjust to accommodate the object.

Answer

The force meter will continue to function normally without any issues.

Question 14

Why is a force meter sometimes and newton meter?

Accepted Answer

A force meter is sometimes called a newton meter because it measures force in newtons.

Answer

A force meter is used to measure temperature in Celsius.

Answer

A newton meter is a device that measures electrical current.

Answer

A force meter is sometimes called a newton meter because it measures mass in kilograms.

Question 15

The downward force of the gravity acts on all objects on earth.

Accepted Answer

Yes

Answer

No

Question 16

The downward force of gravity acts on......

Accepted Answer

Humans

Accepted Answer

Plants

Accepted Answer

Animals

Accepted Answer

All living and nonliving things

Answer

Objects with no mass

Question 17

The down pull of gravity is called

Accepted Answer

weight

Answer

pressure

Answer

force

Answer

mass

Question 18

Why do things fall to the ground when we drop them?

Accepted Answer

Things fall to the ground because of gravity.

Answer

Items drop because of their color.

Answer

Objects fall because they are heavy.

Answer

Things fall due to wind pressure.

Question 19

How would life be different if there was no gravity?

Accepted Answer

We would fly over the planet.

Accepted Answer

If you throw a ball into the air, it would continue to go up

Accepted Answer

Trees and houses would fly away

Accepted Answer

Water in rivers, lakes and seas might fly away

Answer

Nothing will change

Question 20

How is gravity in space different from gravity on Earth?

Accepted Answer

Gravity in space is less than on Earth

Answer

Gravity in space only affects large objects like planets.

Answer

Gravity in space is the same as on Earth.

Answer

Gravity in space is stronger than on Earth.

Question 21

Explain why every object fall down when dropped.

Accepted Answer

Every object falls down when dropped because of the force of gravity acting on it.

Answer

Objects fall down because they are heavy.

Answer

Objects fall down because they are pushed by the wind.

Answer

Objects fall up due to magnetic forces.

Question 22

More weight = ......

Accepted Answer

More gravity

Answer

Less gravity

Answer

no gravity

Question 23

Less weight =.........

Accepted Answer

Less gravity

Answer

More gravity

Answer

No gravity

Question 24

Weight = gravity

Accepted Answer

Yes

Answer

No

Question 25

Who experience more force of gravity ?

Accepted Answer

The lion

Answer

The monkey

Answer

Both experience the same force / gravity

Question 26

Why does the lion experiences more force /gravity than the monkey?

Accepted Answer

The lion experiences more force because it hast greater weight

Answer

The lion experiences less force because it is more agile.

Answer

The monkey is lighter due to its smaller bones.

Answer

The lion is heavier because it has more fur.

Question 27

we can see the Earth gravity.

Accepted Answer

No

Answer

Yes

Question 28

Why do sky divers use parachute when they jump out of an airplane?

Accepted Answer

Because we need to use more forces than the force of gravity to pull object up

Answer

To avoid getting lost in the sky.

Answer

To perform aerial tricks while falling.

Answer

To increase their speed during free fall.

Question 29

The force of gravity act on......... on earth

Accepted Answer

all objects with mass

Answer

only living beings

Answer

objects without mass

Answer

only large objects

Question 30

Why is it difficult to pull up a heavy object?

Accepted Answer

The more weight the more gravity so we need more force to pull it up

Answer

Because the less the weight the more the gravity, so we need more force to pull it up

Answer

It is not difficult to pull it if you use a machine

Question 31

Gravity............. us on the ground and make things......... the ground

Accepted Answer

Keeps

To Fall down

Answer

Lifts

Push up from

Answer

Keeps

Fly up

Question 32

Gravity is a force of ......

Accepted Answer

Pull

Answer

Push

Answer

Friction

Question 33

We feel our weight because of ...........

Accepted Answer

Gravity

Answer

Mass

Answer

The push force

Question 34

Gravity will never push us

Accepted Answer

Yes

Answer

No

Question 35

All stars moon and planets, have their own gravity and is different form one another

Accepted Answer

Yes

Answer

No

Question 36

Friction works in the ............. direction as force

Accepted Answer

opposite

Answer

random

Answer

perpendicular

Answer

same

Question 37

What happens if you push a book that is resting on the table ?

which force acts on it?

Accepted Answer

A push force is applied to the book, and friction acts against it.

Accepted Answer

The book will move

Answer

The book will be pushed off the table without any friction.

Answer

The book will remain stationary without any force acting on it.

Answer

The book will float off the table.

Question 38

Friction can be .....

Accepted Answer

Useful

Answer

Useless

Answer

Dangerous

Question 39

When we are investigating or counting something you can use

Accepted Answer

Bar chart

Answer

case studies

Answer

focus groups

Answer

interviews

Question 40

.......... are useful in comparing data in different categories.

Accepted Answer

Bar chart

Answer

Tables and lists

Answer

Text descriptions

Answer

Images and photos

Question 41

How does friction help Moving vehicles?

Accepted Answer

It gives tires grip on the road.

Answer

Friction reduces the speed of vehicles by creating drag.

Answer

Friction is only important for stationary vehicles.

Answer

Friction has no effect on the handling of vehicles.

Question 42

How does friction help cars stoping safely?

Accepted Answer

Brakes use the friction to slow down

Answer

Friction increases speed and makes stopping harder.

Answer

Friction has no effect on a vehicle's stopping distance.

Answer

Friction only works on dry surfaces, not wet or icy ones.

Question 43

How can friction helps preventing slips?

Accepted Answer

It keeps people and vehicles from sliding

Answer

Friction has no effect on safety for vehicles.

Answer

Friction increases speed for vehicles and people.

Answer

Friction causes skidding and loss of control.

Question 44

How can friction helps in climbing hill?

Accepted Answer

Friction helps in climbing hills by providing grip that prevents slipping.

Answer

Friction has no effect on climbing hills at all.

Answer

Friction makes climbing hills more difficult by increasing sliding.

Answer

Friction only helps in descending hills, not climbing.

Question 45

You will slide faster if there is ............. friction on a playground slide.

Accepted Answer

less

Answer

no

Answer

equal

Answer

more

Question 46

Which material would make more friction if you rubbed your hand on it?

Accepted Answer

carpet

Answer

wood

Answer

metal

Answer

glass

Question 47

To slow down a speeding bike, brakes create .............of friction against the tires.

Accepted Answer

A lot

Answer

Some

Answer

A little

Answer

No

Question 48

If you tried to walk on ice you might slip because there is ..........friction.

Accepted Answer

too little friction

Answer

too much friction

Answer

no friction at all

Answer

moderate friction

Question 49

It is easier to pedal a bike on a dirt trail / a smooth road because there is more / less friction.

Accepted Answer

a smooth road / less

Answer

a dirt trail / more

Answer

a smooth road / more

Answer

a dirt trail / less

Question 50

Friction is a force that happens when two surface .......... across each other.

Accepted Answer

Move

Answer

stick

Answer

bounce

Answer

rotate

Question 51

A friction force is in the ........... direction to movement.

Accepted Answer

opposite

Answer

random

Answer

same

Answer

perpendicular

Question 52

Surfaces are never completely .............

Accepted Answer

smooth

Answer

rough

Answer

bumpy

Answer

textured

Question 53

Friction is the force between two surfaces that .......... moving objects.

Accepted Answer

Slows down

Answer

stabilize the direction of

Answer

increase the distance of

Answer

Speeds up

Question 54

Friction is ......... force.

Accepted Answer

invisible

Answer

a magnetic force

Answer

an inertial force

Answer

a gravitational force

Answer

Visible

Question 55

Friction is a force that acts.......... or ........... movement so that things would slow down or even stop moving.

Accepted Answer

Against or resists

Answer

With or promotes

Answer

With or resist

Answer

supports or enhances

Question 56

Why does friction occur?

Accepted Answer

Because the surfaces of objects are never completely smooth

Answer

Friction happens when surfaces are far apart.

Answer

Friction is caused by the absence of motion.

Answer

Friction occurs only in liquids.

Question 57

When does friction occur?

Accepted Answer

When two surfaces come in contact with each other

Answer

Friction occurs only in liquids.

Answer

Friction is present in a vacuum.

Answer

Friction happens when surfaces are far apart.

Question 58

Even surfaces that look smooth have tiny.......... and ....... on them.

Accepted Answer

Grooves and ridges

Answer

colors and shades

Answer

patterns and textures

Answer

flaws and bumps

Question 59

How can we increase friction?

Accepted Answer

Using rough surfaces

Accepted Answer

Pressing surfaces together more strongly

Answer

Increase temperature of the surfaces

Answer

Use lubricants

Answer

Decrease surface roughness

Question 60

How to decrease friction?

Accepted Answer

Use smooth surfaces.

Answer

Increase surface roughness

Answer

Apply heat to the surfaces

Answer

Use heavier materials

Question 61

There is..... friction on surfaces, which is rough

Accepted Answer

More

Answer

Less

Answer

No

Question 62

Frictions happen when grooves and tidges of one surface......... the grooves and ridges of the other surface, they........ together and this...... the force of friction between............

Accepted Answer

Meet, stick, reduce, objects

Answer

Meet; resist; increases; surfaces.

Answer

slide; push; decreases; objects.

Answer

separate; enhance; reduces; layers.

Question 63

What is an opaque material?

Accepted Answer

An opaque material is one that does not allow light to pass through.

Answer

A material that allows some light to pass through.

Answer

A transparent material that reflects light.

Answer

A material that glows in the dark.

Question 64

What is a translucent material?

Accepted Answer

I translucent material is material that allows some light to go through it.

Answer

A translucent material is one that reflects all light without any transmission.

Answer

A translucent material is completely opaque and blocks all light.

Answer

A translucent material is a solid that allows for perfect visibility through it.

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