Improvements in tools during the mesolithic era include the use of bones.
true or false

Wind power has been beneficial to rachers ,farmers , and rural homeowners for decades windmills and turbines use wind power to change the winds kinetic energy into electricity where does wind power come from

There are 25 elements found in living things. how many of these elements are found in some organisms but not all? 1 , 6 , 19 , 25

Match the word to an antonym. 1. hate evil 2. good knowledge 3. sad short 4. sunset love 5. courteous gigantic 6. minuscule dawn 7. long wise 8. imprudent happy 9. cowardice rude