The diagram shows the mechanical parts of scissors. which best compares scissors and a seesaw? a. both involve the use of wedges. b. both involve the use of levers. c. both are compound machines. d. both are simple machines.

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explanation:

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the best answer for these questions would be:

1.            c. is smaller

2.            d) concrete operational

3.            b) interaction with the environment – the children interact with their environment can them learn more.

4.            a) parents who reason openly with children can limit a child’s cognitive ability.