Using Machines

Is this a simple machine or compound machine?

• Simple Machine

• Compound Machine

Is this a simple machine or a compound machine?

• Simple Machine

• Compound Machine

A fishing pole is an example of a compound machine. What simple machines are used to make up this compound machine?

• lever, wheel and axle, pulley

• wheel and axle, inclined plane, pulley

• wheel and axle, pulley, inclined plane

Tags

NGSS.MS-ETS1-2

Is this a simple machine or compound machine?

• Simple Machine

• Compound Machine

When you use a _________ to lift an object, the machine changes the direction of the applied force.

• Pulley

• Chain

• Rope

• Lever

Tags

NGSS.MS-ETS1-2

The crowbar makes work easier by changing a input force into a __________ output force.

• Smaller

• Larger

• Less

• More

The _____________________ tells you how many times larger or smaller the output force is than the input force.

• Mechanical Input

• Mechanical Advantage

• Mechanical Output

• Mechanical Force

A machine is any device that makes doing something ____________.

• Softer

• Easier

• Harder

• Stressful

____________ also can make work easier by changing the direction of the input force.

• Input

• Machines

• Output

• Weights

Tags

NGSS.MS-ETS1-2

The __________ work done by a machine never exceeds the input work of the machine.

• Output

• Input

• Force

• Mechanical