A force of 13.1 N changes the momentum of a moving object by 10.9 kg·m/s. Using the impulse equation, calculate how long the force acted on the mass. Write your answer to two decimal places.

some think that theories become laws, but theories and laws have separate and distinct roles in the scientific method. a law is a description of an observed phenomenon in the natural world that hold true every time it is tested. it doesn't explain why something is true; it just states that it is true.

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that would be because of both gravity and friction. so     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.