Which of these experiments tests a chemical property of an object?

heating the object to determine its melting point

shining a bright light on the object and testing for decomposition

placing the object in water to see if it dissolves

trying to lift the object with a magnet

gans

explanation:

vestigial organs (like your appendix) are organs that no longer serve a purpose.

from

explanation:

wind is defined by the direction it blows from.   for example, a wind blowing from north to south is called a northerly wind.

it is a negative acceleration

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.