Unbalanced forces

What happens when forces acting on an object are not equal in size or direction?

• The object remains stationary.

• The object changes its color.

• The object changes its motion.

• The object becomes heavier.

Tags

NGSS.MS-PS2-2

In a game of tug-of-war, what happens if both teams pull with equal force?

• The rope moves towards the stronger team.

• The rope stays in the same place.

• The rope breaks.

• The rope moves in circles.

Tags

NGSS.MS-PS2-2

According to Newton's Second Law of Motion, what does the acceleration of an object depend on?

• The color of the object.

• The shape of the object.

• The net force and mass of the object.

• The temperature of the object.

Tags

NGSS.MS-PS2-2

What is the formula for net force according to the text?

• F_net = m + a

• F_net = m - a

• F_net = m / a

• F_net = m * a

Tags

NGSS.MS-PS2-2

What is the result when forces are unbalanced?

• The net force is zero.

• The net force is not zero.

• The object becomes invisible.

• The object changes its shape.

Tags

NGSS.MS-PS2-2

What everyday example is given to explain unbalanced forces?

• Flying a kite.

• Pushing a shopping cart.

• Baking a cake.

• Painting a wall.

Tags

NGSS.MS-PS2-2

What allows a car to speed up according to the text?

• The color of the car.

• The shape of the car.

• The engine providing a force greater than resistive forces.

• The weight of the car.

Tags

NGSS.MS-PS2-2

Why are unbalanced forces crucial for understanding motion?

• They explain why objects change color.

• They explain why objects change temperature.

• They explain why objects start moving, stop, or change direction.

• They explain why objects become heavier.

Tags

NGSS.MS-PS2-2