Advanced MathEasyDistance fallen in the first second
Advanced Math practice question
The distance d, in metres, that an object falls in t seconds is given by d(t) = 4.9t². How many metres does it fall in the first second?
Answer: 4.9
d(1) = 4.9 × 1 = 4.9.
Common wrong answers
- If you answered 9.8
- 9.8 doubles 4.9.
- If you answered 2.45
- 2.45 halves 4.9.
- If you answered 24.01
- 24.01 squares 4.9.
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