Which statement is true about unbalanced forces? (1 point)
O They only change an object's speed.
O They only change an object's direction.
O They have no impact on an object in motion.
• They can change both an object's speed and direction.
7 answers
• They can change both an object's speed and direction.
What is the unit used for measuring force? (1 point)
• gram
O joule
• newton
• kilometer
• gram
O joule
• newton
• kilometer
• newton
Which example shows unbalanced forces acting on an object? (1 point)
Two people are on opposite sides of a large box. Both people push the box with equal force.
Two people are on opposite sides of a large box. Both people pull the box with equal force.
Two people are on the same side of a large box. One person pushes the box and the other pulls the box with equal force.
Two people are on the same side of a large box. Both people pull the box with equal force.
Two people are on opposite sides of a large box. Both people push the box with equal force.
Two people are on opposite sides of a large box. Both people pull the box with equal force.
Two people are on the same side of a large box. One person pushes the box and the other pulls the box with equal force.
Two people are on the same side of a large box. Both people pull the box with equal force.
Two people are on the same side of a large box. One person pushes the box and the other pulls the box with equal force.
A person tries to push a refrigerator across the kitchen. She applies as much force as possible, but she cannot
make the refrigerator move.
Which statement BEST describes by the refrigerator does not move?
(1 point)
• The person does not apply enough force to the refrigerator, so the forces are unbalanced.
• The person applies too much force to the refrigerator, and now the forces on the refrigerator are unbalanced.
• The person applies too much force to the refrigerator, and now the forces on the refrigerator are balanced.
• The person does not apply enough force to the refrigerator, so the forces are still balanced.
make the refrigerator move.
Which statement BEST describes by the refrigerator does not move?
(1 point)
• The person does not apply enough force to the refrigerator, so the forces are unbalanced.
• The person applies too much force to the refrigerator, and now the forces on the refrigerator are unbalanced.
• The person applies too much force to the refrigerator, and now the forces on the refrigerator are balanced.
• The person does not apply enough force to the refrigerator, so the forces are still balanced.
• The person does not apply enough force to the refrigerator, so the forces are still balanced.