B.Fill in the blanks with the correct answers.
1.A complex machine consists of several ________________________. |
2.The usage of complex machine is to make work become ____________________ and______________________. |
3.A wrist watch has ______________________and _________________________. |
4.The simple machines in the wheel barrow are ______________________and ______________________. |
5.A ______________________ has wheel and axle and screw. |
Hi, boys and girls, you have learned the 7 simple machines and what the complex machine is. Let us complete the worksheet! |
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