A Boy Kicks a Football with an Initial Velocity of 20

question 6

Multiple Choice

A boy kicks a football with an initial velocity of 20 m/s at an angle of 25° above the horizontal.If we neglect air resistance,the magnitude of the acceleration of the ball while it is in flight is

• A)25 m/s².
• B)18 m/s².
• C)9.8 m/s².
• D)8.5 m/s².
• E)0 m/s².

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Definitions:

Marxist Economy

An economic system based on the socio-economic theories of Karl Marx, focusing on the role of labor in the development of an economy and the concept of class struggle.

Planned Economy

An economic system where the government controls and regulates production, distribution, and prices.

Laissez-Faire Economy

an economic system with minimal government intervention, where transactions are dictated by private parties.

Central Direction

The control of economic or organizational activity by a central authority or government.