4.4.8 know that some levers magnify forces ; others magnify movement (k) – my-elearning

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4.4 Push and pull GLOs

4.4.1 recognize and give examples of different types of forces (k)
4.4.2 recognize that when things change in shape, begin to move or stop, or change direction, forces are acting on them (k)
4.4.3 understand that the movement of an object depends on the size and direction of the forces acting on it (by using simple elastic and wind powered devices) (u)
4.4.4 recognize that the greater the speed of an object, the greater the force and time taken to stop it (k)
4.4.5 know that vehicles moving on a road or boats moving in water need time to slow down and stop (k)
4.4.6 understand that a machine makes it easier to apply a force (u)
4.4.7 know that levers are one kind of machine (k)
4.4.8 know that some levers magnify forces ; others magnify movement (k)
4.4.9 understand that friction is a force that opposes motion (u)
4.4.10 appreciate that friction can be an advantage or a disadvantage (a)

Substrand: "4.4 Push and pull" Outcomes

General Learning Outcome(s)

4.4.8 know that some levers magnify forces ; others magnify movement (k)

Specific Learning Outcome(s)

At the end of this activity you should be able to demonstrate the following ability:

4.4.8.1 give examples of situations where friction is an advantage and where it is a disadvantage

1. Activity: Source -> Learners Book

2. User Generated Content: Source -> User Inputs

3. Teaching instruction: Source -> Teacher Guide

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