Simple Machines, Topic Sentences & Fractions

Which fraction is equivalent to 1/2?

• 1/4

• 2/4

• 3/8

• 4/10

Which fraction is equivalent to 2/3?

• 3/4

• 4/6

• 1/6

• 2/6

Which fraction is NOT equivalent to 1/4?

• 2/8

• 3/12

• 4/16

• 2/6

Which simple machine helps you lift heavy things by pulling on a rope?

• Lever

• Wheel and axle

• Pulley

• Inclined plane

Which simple machine is like a slide that helps you move things up or down?

• Screw

• Wedge

• Inclined plane

• Lever

Which simple machine is like a seesaw that helps you lift things with less effort?

• Wheel and axle

• Lever

• Pulley

• Wedge

Which simple machine is like a ramp wrapped around a stick, used to hold things together?

• Wedge

• Screw

• Lever

• Wheel and axle

Which simple machine is a wheel with a rod through it, that helps things roll?

• Pulley

• Inclined plane

• Wheel and axle

• Screw

Which simple machine is like an axe, used to split things apart?

• Lever

• Wheel and axle

• Wedge

• Pulley

What is the main purpose of a topic sentence?

• To provide a concluding statement.

• To introduce the main idea of a paragraph.

• To give specific examples and details.

• To tell a story.