Basics of the force and motion — task. Science State Board, Class 10.

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Choose the appropriate answer:

1. An unbalanced force acts on a body, the body

must be accelerated
must move with uniform velocity
move with uniform motion
must remain at rest

2. One kilogram force equals to

$980 \times 10^{4}$ $dyne$
$9.8$ $N$
$9.8 \times 10^{4}$ $N$
$980$ $dyne$

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