The term you are searching for is drug abuse
Answer:
B
Explanation:
This was used to allow collections of coins to be threaded on a square rod so that the rough edges could be filed smooth, and then threaded on strings for ease of handling.
Answer: put into practise expansionary fiscal policy during a recession than to make restrictive fiscal policy during an economic expansion
Explanation: Recession occurs when there is a general decline in economic activities usually as a result of less spending. Economic expansion is thr opposite, which sees increase in level and growth of economic activities.
Expansionary fiscal policy is a policy which involves decreasing taxes and/or increasing government expenditures in order to fight recession. Reducing taxes translates to households having more income to spend which is why it is a good policy to reduce recessionary pressures.
Restrictive fiscal policy on the other hand restricts the growth of an economy by increasing taxes and/or reducing government expenitures so that households have less spending income; this policy is ideal during economic expansion to stabilize the economy from getting out of hand.
<span>By applying "hydrodynamic".</span>
Hydrodynamics
is a branch of material science that deals with the movement of liquids and the
powers following up on solid bodies submerged in liquids and in movement in
respect to them. Liquid hydrodynamics assumes a part in a swimmer's general
execution, in light of the fact that the powers delivered in and by water can
either increment or decrease a swimmer's speed.