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Simple Machines

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Levers and their classes

Subtopic

Levers and their classes under Simple Machines for Grade 6 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which of these is a Class II lever?

    A.

    A pair of tongs

    B.

    A nutcracker

    C.

    A seesaw

    D.

    A fishing rod

  2. 2.

    When using a broom to sweep the floor, the hand at the top of the handle acts as the:

    A.

    Effort

    B.

    Load

    C.

    Fulcrum

    D.

    Resistance

  3. 3.

    Which of the following describes a 'Force Multiplier'?

    A.

    A machine where MA<1MA < 1

    B.

    A machine where MA>1MA > 1

    C.

    A machine where MA=1MA = 1

    D.

    A machine with no fulcrum

Download the worksheet for Simple Machines - Levers and their classes to practice offline. It includes additional chapter-level practice questions.

Pulley

Subtopic

Pulley under Simple Machines for Grade 6 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If you lift a 20 kg20\text{ kg} load using a single fixed pulley, how much distance does the load move if you pull 2 meters2\text{ meters} of rope?

    A.

    1 meter1\text{ meter}

    B.

    2 meters2\text{ meters}

    C.

    4 meters4\text{ meters}

    D.

    0.5 meters0.5\text{ meters}

  2. 2.

    Which of these describes a single fixed pulley?

    A.

    A pulley that moves up and down

    B.

    A pulley whose axle is fixed in space

    C.

    A pulley with two wheels

    D.

    A pulley that has no rope

  3. 3.

    In a pulley, the wheel rotates around a fixed point. This point is at the:

    A.

    Edge

    B.

    Axle

    C.

    Rope

    D.

    Hook

Download the worksheet for Simple Machines - Pulley to practice offline. It includes additional chapter-level practice questions.

Inclined Plane

Subtopic

Inclined Plane under Simple Machines for Grade 6 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    The slope of an inclined plane is always at an angle between:

    A.

    0∘0^{\circ} and 90∘90^{\circ}

    B.

    90∘90^{\circ} and 180∘180^{\circ}

    C.

    180∘180^{\circ} and 360∘360^{\circ}

    D.

    Exactly 0∘0^{\circ}

  2. 2.

    An inclined plane is used to lift a weight of 200extN200 ext{ N} to a height of 1extm1 ext{ m} using a 4extm4 ext{ m} long ramp. How much effort is ideally needed?

    A.

    200 N

    B.

    50 N

    C.

    100 N

    D.

    800 N

  3. 3.

    Which of these is the 'input distance' when using a ramp?

    A.

    The height of the ramp

    B.

    The length of the ramp

    C.

    The width of the ramp

    D.

    The thickness of the ramp

Download the worksheet for Simple Machines - Inclined Plane to practice offline. It includes additional chapter-level practice questions.

Screw

Subtopic

Screw under Simple Machines for Grade 6 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Why is it harder to pull a screw straight out of wood than a nail?

    A.

    Because screws are heavier

    B.

    Because the threads are locked into the wood fibers

    C.

    Because screws are made of gold

    D.

    Because nails are always longer

  2. 2.

    What do we call a screw that has a handle and is used to clamp things on a table?

    A.

    G-clamp

    B.

    A hammer

    C.

    A nail

    D.

    A screwdriver

  3. 3.

    Which of these is the most common use for a screw in daily life?

    A.

    To cut paper

    B.

    To fasten objects together

    C.

    To measure temperature

    D.

    To magnify images

Download the worksheet for Simple Machines - Screw to practice offline. It includes additional chapter-level practice questions.

Wedge

Subtopic

Wedge under Simple Machines for Grade 6 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which of these is a simple machine that changes a downward force into two lateral (sideways) forces?

    A.

    A lever

    B.

    A wedge

    C.

    A pulley

    D.

    A wheel

  2. 2.

    If a wedge has a length of LL and a thickness of tt, which formula generally represents a higher mechanical advantage?

    A.

    MA=t/LMA = t / L

    B.

    MA=L/tMA = L / t

    C.

    MA=L+tMA = L + t

    D.

    MA=L×tMA = L \times t

  3. 3.

    When a wedge is used, the input force is applied to the:

    A.

    Sharp edge

    B.

    Slanted side

    C.

    Wide/thick base

    D.

    The load itself

Download the worksheet for Simple Machines - Wedge to practice offline. It includes additional chapter-level practice questions.

Wheel and Axle

Subtopic

Wheel and Axle under Simple Machines for Grade 6 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which of these is a common feature of both a pulley and a wheel and axle?

    A.

    Both use a grooved rim for a rope

    B.

    Both involve a wheel rotating on or with an axle

    C.

    Both always have a mechanical advantage of 1

    D.

    Both are types of inclined planes

  2. 2.

    What is the main reason we use a steering wheel in a car instead of just turning the steering column directly?

    A.

    To increase speed of the turn

    B.

    To reduce the effort needed to turn the wheels

    C.

    To make the car look better

    D.

    To stop the car faster

  3. 3.

    A water wheel in an old mill is an example of:

    A.

    A pulley system

    B.

    A wheel and axle

    C.

    A second-class lever

    D.

    A wedge

Download the worksheet for Simple Machines - Wheel and Axle to practice offline. It includes additional chapter-level practice questions.

Simple Machines - ICSE Class 6 Science Notes & Revision | Krit.club