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WorksheetsForces and Moments
Total questions: 19
Worksheet time: 15mins
What is the definition of balanced forces?
Forces that are equal in magnitude and opposite in direction
Forces that are equal in magnitude and different in direction
Forces that are unequal in magnitude and opposite in direction
Forces that are equal in magnitude and same in direction
What is the definition of unbalanced forces?
Forces that are equal in magnitude and opposite in direction
Forces that are equal in magnitude and same in direction
Forces that are not equal in magnitude and same in direction
Forces that are not equal in magnitude and opposite in direction
Give an example of balanced forces.
Two people pushing a box with equal force in opposite directions.
A person pushing a box with a smaller force than another person in the same direction.
A person pushing a box with a greater force than another person in the opposite direction.
A person pushing a box with a greater force than another person in the same direction.
Give an example of unbalanced forces.
Pushing a car downhill
Pulling a car downhill
Pushing a car uphill
Pushing a car on a flat road
How do you calculate moments of force?
Multiply the force applied by the perpendicular distance from the point of rotation.
Subtract the force applied from the perpendicular distance from the point of rotation.
Add the force applied to the perpendicular distance from the point of rotation.
Divide the force applied by the perpendicular distance from the point of rotation.
What is the formula for calculating moments of force?
force divided by the perpendicular distance from the pivot point
force multiplied by the parallel distance from the pivot point
force multiplied by the total distance from the pivot point
force multiplied by the perpendicular distance from the pivot point
A seesaw is balanced with two children sitting on opposite ends. Is this an example of balanced or unbalanced forces?
balanced
unbalanced
equal
unequal
A car accelerating on a straight road. Is this an example of balanced or unbalanced forces?
static
unbalanced
equal
balanced
A wrench turning a bolt. Is this an example of balanced or unbalanced forces?
unbalanced
harmonious
equal
balanced
A person pushing a heavy box across the floor. Is this an example of balanced or unbalanced forces?
unbalanced
balanced
equal
harmonious
Define force
State the principle of moments
What is the resultant force?
17 N, Left
6N, Right
11N , Left
12N, Left
What is the resultant force?
40N, Left
40N, Right
0N, Balanced
75N, Right
