wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

POE 1.1 Mechanisms

Total questions: 33

Worksheet time: 17mins

Name
Class
Date
1.

The recognized accreditor for college and university programs in applied science, computing, engineering, and technology is called _______.

a)

ABET

b)

NCAA

c)

AMA

d)

IEEE

2.

The ratio of the magnitude of the resistance and effort forces applied to a system is called _______.

a)

Actual Mechanical Advantage

b)

Velocity Ratio

c)

Ideal Mechanical Advantage

d)

Efficiency

3.

A continuous band of tough flexible material used to transmit motion and power within a pulley system is called a _______.

a)

Belt

b)

Gear

c)

Chain

d)

Sprocket

4.

A profession for which one trains and which is undertaken as a long-term vocation is called a _______.

a)

Career

b)

Hobby

c)

Pastime

d)

Assignment

5.

A series of usually metal links or rings connected to or fitted into one another and used to transmit motion and power within a sprocket system is called a _______.

a)

Chain

b)

Belt

c)

Gear

d)

Pulley

6.

An external force applied to an object is called _______.

a)

Effort Force

b)

Friction Force

c)

Normal Force

d)

Gravitational Force

7.

The ratio of useful energy output to the total energy input, or the percentage of work input that is converted to work output, is called _______.

a)

Efficiency

b)

Power

c)

Force

d)

Momentum

8.

The resistance that one surface or object encounters when moving over another is called _______.

a)

Friction

b)

Gravity

c)

Magnetism

d)

Buoyancy

9.

The fixed point around which a lever rotates is called a _______.

a)

Fulcrum

b)

Pivot

c)

Load

d)

Effort

10.

A circular toothed object used to transfer rotary motion and torque through interlocking teeth is called a _______.

a)

Gear

b)

Pulley

c)

Belt

d)

Chain

11.

The ratio of distance traveled by the applied effort and resistance force within a system is called _______.

a)

Ideal Mechanical Advantage

b)

Actual Mechanical Advantage

c)

Efficiency

d)

Velocity Ratio

12.

A gear positioned between the driver and the driven gear used to change rotational direction is called an _______.

a)

Idler Gear

b)

Spur Gear

c)

Bevel Gear

d)

Worm Gear

13.

A flat surface set at an angle (or incline) with no moving parts that is able to lift objects by pushing or pulling the load is called an _______.

a)

Inclined Plane

b)

Lever

c)

Pulley

d)

Wheel and Axle

14.

A rigid bar used to exert a pressure or sustain a weight at one point of its length by the application of a force at a second point and turning at a third on a fulcrum is called a _______.

a)

Lever

b)

Pulley

c)

Spring

d)

Wedge

15.

The structure of or the relationship of the parts in a machine or in a construction or process comparable to a machine is called a _______.

a)

Mechanism

b)

Material

c)

Energy

d)

Lubricant

16.

The turning effect of a force about a point equal to the magnitude of the force times the perpendicular distance from the point to the line of action from the force is called _______.

a)

Moment

b)

Impulse

c)

Power

d)

Pressure

17.

The distance between adjacent threads in a screw is called _______.

a)

Pitch

b)

Lead

c)

Diameter

d)

Thread angle

18.

A type of lever that is a wheel with a groove in its rim, which is used to change the direction or multiply a force exerted by a rope or cable is called a _______.

a)

Pulley

b)

Inclined plane

c)

Screw

d)

Wedge

19.

Impeding effect exerted by one material object on another is called _______.

a)

Resistance Force

b)

Acceleration

c)

Momentum

d)

Velocity

20.

An inclined plane wrapped around a cylinder, forming the path and pitch, is called a _______.

a)

Screw

b)

Pulley

c)

Lever

d)

Wedge

21.

Any of various elementary mechanisms including the lever, wheel and axle, pulley, inclined plane, wedge, and screw is called a _______.

a)

Simple Machine

b)

Complex Circuit

c)

Chemical Compound

d)

Thermal Conductor

22.

A toothed wheel whose teeth engage the links of a chain is called a _______.

a)

Sprocket

b)

Pulley

c)

Gear

d)

Flywheel

23.

A condition where there are no net external forces acting upon a particle or rigid body and the body remains at rest or continues at a constant velocity is called _______.

a)

Static Equilibrium

b)

Dynamic Equilibrium

c)

Translational Motion

d)

Rotational Inertia

24.

Creating, designing, and transmitting technical information so that people can understand it easily and use it safely, effectively, and efficiently is called _______.

a)

Technical Communication

b)

Technical Drawing

c)

Technical Marketing

d)

Technical Analysis

25.

A force that produces or tends to produce rotation or torsion is called _______.

a)

Torque

b)

Friction

c)

Inertia

d)

Momentum

26.

A substance that tapers to a thin edge and is used for splitting, raising heavy bodies, or tightening by being driven into something is called a _______.

a)

Wedge

b)

Lever

c)

Pulley

d)

Screw

27.

Two differently sized circular objects that are attached together and turn as one are called _______.

a)

Wheel and Axle

b)

Pulley and Belt

c)

Lever and Fulcrum

d)

Gear and Chain

28.

Which VEX component is made of metal, such as flat stock, C-channel & angle iron, and is used in the VEX subsystem to form the skeleton of every robot?

a)

VEX Structure

b)

VEX Sensor

c)

VEX Controller

d)

VEX Motor

29.

Which VEX component is made of plastic, mounts on a piece of structure, and supports an axle?

a)

VEX Bearing Block/Flat

b)

VEX Shaft Collar

c)

VEX Motor

d)

VEX Gear

30.

Which VEX hardware is used to fasten VEX robots together and comes in two sizes, 6-32 and 8-32?

a)

VEX Screw/Bolt

b)

VEX Shaft Collar

c)

VEX Bearing Flat

d)

VEX Gear

31.

Which VEX hardware is used in conjunction with a VEX Screw/Bolt to fasten VEX components together, and comes in two types: one with fiber/plastic in the end and the other with a built-in lock washer?

a)

VEX Nut

b)

VEX Shaft

c)

VEX Gear

d)

VEX Spacer

32.

Which VEX component is octagon shaped on the outside, threaded on both ends on the inside, and is typically used to fasten VEX components together at a specific distance apart?

a)

VEX Standoff

b)

VEX Shaft Collar

c)

VEX Bearing Flat

d)

VEX Angle Gusset

33.

Which VEX component is used to attach VEX motors to other VEX components such as gears, pulleys, or sprockets?

a)

VEX Shaft/Axle

b)

VEX Controller

c)

VEX Battery

d)

VEX Sensor