I believe the answer is: <span>bones and stones
The utilisation of metal as materials to made tools did not begin until the Neolithic period (approximately 2000 years after the Mesolithic period)
</span><span>So, bones from wild animals and stones are the only material that they know to be strong/hard enough to be made as tools.</span>
For most people, and what i learned in exploring careers class, yes. being able to enjoy your job is almost a neccesity for most people. so i would say the answer is true :3
The answer is: Scientists study how things work while engineers create new things
The answer to your question is: The War Industries Board's main power given to them after its creation in 1917 was to encourage the companies to do mass-production methods. This is to increase efficiency and encouraged them by producing standard products without having any waste.
A person has akhenatons son in law smiley face
