A Free-Falling Object Has a Speed of 30 M/s at One

question 28

Multiple Choice

A free-falling object has a speed of 30 m/s at one instant. Exactly 2 seconds later its speed will be

• A)the same.
• B)40 m/s.
• C)50 m/s.
• D)more than 50 m/s.

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Definitions:

Prefixes

Sets of letters placed before a word to modify its meaning, such as "un-", "pre-", and "post-".

Mixed Fraction

A mathematical expression combining a whole number and a fraction, used to represent quantities greater than one.

Fraction

A mathematical expression representing the division of one quantity by another; a part of a whole.

Fraction

A fractional amount that signifies a portion of a whole, distinguished by not being an integer.