This document contains 181 questions, ready to fill, based on the Mechanics and Materials topic for AQA Physics. These questions are based on every point in the Specification provided by AQA, therefore covering all content required from this module.
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Mechanics and Materials Active Recall QUESTIONS:
1. What is a scalar?
2. What is a vector?
3. Is velocity a scalar or a vector
quantity?
4. Is speed a scalar or a vector quantity?
5. Is mass a scalar or a vector quantity?
6. Is force a scalar or a vector quantity?
7. Is weight a scalar or a vector
quantity?
8. Is acceleration a scalar or a vector
quantity?
9. Is displacement a scalar or a vector
quantity?
10.Is distance a scalar or a vector
quantity?
11.When can you use calculation to add
vectors?
12.When can you use a scale drawing to
add vectors?
13.How do you calculate the resultant
vector of two perpendicular forces?
14.How do you find out the direction of
the resultant vector?
15.How can you combine (add or
subtract) vectors?
16.What does it mean to resolve a
vector?
17.When a single vector is broken down
or resolved, it is broken down into
parts called?
18.What is a coplanar force?
19.How can coplanar force be
represented?
20.What two conditions can an object be
in for the forces on the object to be in
equilibrium?
21.In equilibrium, what are coplanar
forces represented by?
22.What are the 4 most common forces
on objects?
23.What is a moment?
24.What equation gives you the moment
of a force?
25.What would you use as the
perpendicular distance to the pivot
when the force is not acting
perpendicular to the pivot?
26.What is the principle of moments?
27.What is a couple?
28.What three conditions must the
coplanar forces have to make a
couple?
, 29.What resultant force do couples
produce? And therefore what
acceleration does the object have?
30.What is the equation for the moment
of a couple? How is this different to
moments of a single force?
31.Can a couple have the two forces
acting from the same place, or line of
action?
32.What is the centre of mass of an
object?
33.Where is the centre of mass located
in a uniform regular solid located?
34.When is an object stable in terms of
the position of its centre of mass?
35.Is an object has a wider base, how
does that affect an objects stability
and location of the centre of mass?
36.Is an object has a narrower base, how
does that affect an objects stability
and location of the centre of mass?
37.How is a centre of gravity and centre
of mass different?
38.What is the difference between
instantaneous velocity and average
velocity?
39.How do you find the instantaneous
velocity from a displacement time
graph?
40.How do you find the average velocity
from a displacement time graph?
41.What is the equation linking velocity,
displacement and time?
42.What is the equation linking
acceleration, velocity and time?
43.What is the gradient of a
displacement time graph?
44.What does it mean if a straight line is
represented on a displacement time
graph?
45.What does a positive slope mean on a
displacement time graph?
46.What does a negative slope mean on
a displacement time graph?
47.What does a curved line mean on a
displacement time graph?
48.What does a horizontal line mean on
a displacement time graph?
49.What is the gradient of a velocity time
graph?
50.What 2 things does it mean if a
straight line is represented on a
velocity time graph?
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