What is NOT true about stage 1 of labor? A. lasts an average of 8 hours B. cervix dilates from 4 to 10 centimeters C. contractions are infrequent at this stage D. time to go to the hospital

when insulating materials rub against each other, they may become electrically charged . electrons , which are negatively charged, may be 'rubbed off' one material and on to the other. the material that gains electrons becomes negatively charged. the material that loses electrons is left with a positive charge.

i believe it is b. what was the cause of the big bang

hope this !

the answer would be c

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.