Answer:
450 × 10 ⁻⁹ N
Explanation:
From the given:
The direction of force is;



Hence, the angle is 45° counterclockwise from + x-axis
However;
the magnitude of the force is:



Answer: If the force stays the same, the acceleration would decrease
The stone tool industry being described is the Acheulean. These tools are characterized by hand axes and bifacial blades and were made by many different species of Homos, including Homo erectus and early Homo sapiens.