Question
Which statement best explains why a paper airplane eventually falls to the ground? (1 point)
A. The unbalanced forces of air resistance and gravity slow the airplane and pull it down.
B. Inertia slows the airplane and pulls it down.
C. The force from throwing the airplane loses strength as the airplane moves.
D. Inertia prevents new forces from acting on the airplane to keep it up.
A. The unbalanced forces of air resistance and gravity slow the airplane and pull it down.
B. Inertia slows the airplane and pulls it down.
C. The force from throwing the airplane loses strength as the airplane moves.
D. Inertia prevents new forces from acting on the airplane to keep it up.
Answers
Answer
According to Newton's First Law, what potential impact can an unbalanced force have on an object in motion? (1 point)
A. An unbalanced force can change both the object's direction and speed.
B. An unbalanced force can only change the object's direction.
C. An unbalanced force can only change the object's speed.
D. An unbalanced force will have no impact on an object in motion.
A. An unbalanced force can change both the object's direction and speed.
B. An unbalanced force can only change the object's direction.
C. An unbalanced force can only change the object's speed.
D. An unbalanced force will have no impact on an object in motion.
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