AQA AS Physics Unit 2: Chapter 7

For Chapter 7 in the AQA Physics A, Nelson Thrornes book.

An 'x' on it's own is multiply.

A '/' on it's own is divide.

PLEASE READ THE QUESTIONS CAREFULLY.

?
Define the term "vector":
A physical quantity with both magnitude and direction.
1 of 6
Give and example of a "scalar":
Distance.
2 of 6
Define the term "equilibrium":
The state of an object when at rest or in uniform motion.
3 of 6
Define the "moment of a force about a point".
force x perpendicular distance from the line of action of the force to the point.
4 of 6
"sum of clockwise moments = sum of anticlockwise moments" is known as what?
The principle of moments.
5 of 6
The "moment of a couple" or a "torque" is defined as:
A pair of equal and opposite forces acting on a body, but not along the same line.
6 of 6

Other cards in this set

Card 2

Front

Give and example of a "scalar":

Back

Distance.

Card 3

Front

Define the term "equilibrium":

Back

Preview of the front of card 3

Card 4

Front

Define the "moment of a force about a point".

Back

Preview of the front of card 4

Card 5

Front

"sum of clockwise moments = sum of anticlockwise moments" is known as what?

Back

Preview of the front of card 5
View more cards

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