SIMPLE MACHINES
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Lesduur is: 40 minOnderdelen in deze les
Slide 1 - Tekstslide
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Slide 2 - Tekstslide
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How will you describe a simple machine?
Slide 3 - Open vraag
A machine is a thing that is created by people to make work easier. It is a tool or invention which multiplies the effect of human effort.
Simple machine
A machine with few or no moving parts that is used to make work easier
Types of simple
machnies
machnies
Slide 4 - Woordweb
Ask
Make a mind map on the types of simple machines.
Slide 5 - Tekstslide
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stopwatch
00:00
Lever
Pulley
Wheel and Axle
Inclined plane
Wegde
Screw
Slide 6 - Sleepvraag
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1.What simple machine would you use to open a door?
2.What simple machine would you use to chop down a tree?
3.What simple machine would you use to get a big rock off the bike path?
2.What simple machine would you use to chop down a tree?
3.What simple machine would you use to get a big rock off the bike path?
Slide 7 - Open vraag
- Lever(For hinges)
- Wedge
- Lever
Think of what simple machines you would use to do the following job. Tell how you would do it.
You want to build a jump for your bike. Your dad said you can use the pile of garbage for it.
You want to build a jump for your bike. Your dad said you can use the pile of garbage for it.
Slide 8 - Open vraag
To build a jump I can use wooden blocks to make an inclined plane and to make a ramp I will use steel or iron.
A scissor is considered to have 2 simple machines.Explain.
Label the parts of a lever.
Label the parts of a lever.
Slide 9 - Open vraag
Scissor is a combination of wedge and lever.
You can the image on teams as it will not be visible for students.
A rod attached to the center of a wheel is called:
A
a magnet
B
a wedge
C
a top
D
an axle
Slide 10 - Quizvraag
Students won't see the options so you can read it out or paste the options in teams so they can see
The blade of a shovel acts as one type of machine as it separates soil when it enters the ground. The handle of the shovel acts as a second type of machine when the person using it lifts the soil. What 2 simple machines make up a shovel?
A
pulley and wedge
B
screw and inclined plane
C
lever and pulley
D
wedge and lever
Slide 11 - Quizvraag
Deze slide heeft geen instructies
Which simple machine is most like a human arm?
A
a lever
B
a wedge
C
an inclined plane
D
a screw
Slide 12 - Quizvraag
Deze slide heeft geen instructies
Opening a curtain is an example of what simple machine?
A
pulley
B
screw
C
wedge
D
lever
Slide 13 - Quizvraag
Deze slide heeft geen instructies
This women is drilling a hole.Which type of simple machine will she probably insert in the hole when she's done drilling.
stopwatch
00:00
Slide 14 - Open vraag
She will insert a screw.
Share the image with the students.
Which type of simple machine is a ladder that he is standing on?
Slide 15 - Open vraag
Inclined plane
This man is breaking through the wall.The hammer in his right hand is a lever.What type of simple machine is the chisel ? hand?
stopwatch
00:00
Slide 16 - Open vraag
Wedge
A child has a box of comic books she got from a garage sale.She brought the books home in a wagon,but she can't carry the box up the steps into the house. Make a decision about which simple machine she can construct that will help her get the box of comics up th steps.
Slide 17 - Open vraag
She can make use of inclined plane by making a ramp.
