Forces Vectors

What sense does the vector have?

• down and right

• up and left

• up and right

• down and left

Tags

NGSS.HS-PS3-5

What is the resultant force?

100 N 230 N

<------ --------->

• 30 N to the right

• 230 N to the right

• 130 N to the right

• This is a balanced force

Tags

NGSS.MS-PS2-2

Which of the following is the tendency of an object to maintain its state of motion?

• acceleration
• inertia
• velocity
• force

A free-body diagram represents all of the following except

• forces as vectors
• forces exerted by the object.
• the object
• forces exerted on the object.

The free-body diagram represents a car being pulled by a towing cable. In the diagram, which
of the following is the gravitational force acting on the car?

• 5800
• 13 690
• 14 700
• 13 690 - 14 700   = -1110

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS2-4

The free-body diagram shown above represents a car being pulled by a towing cable towards the left. In the diagram, the 5800 N force is

• he backward force the road exerts on the car.
• the gravitational force acting on the car.
• the force exerted by the towing cable on the car.
• the frictional force the road exerts on the car.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A late traveler rushes to catch a plane, pulling a suitcase with a force directed 30.0° above the horizontal. If the horizontal component of the force on the suitcase is 60.6 N, what is the force exerted on the handle?

• 95.6
• 53.0
• 70.0
• 65.2

Tags

NGSS.HS-PS2-1

In the free-body diagram shown above, which of the following is the gravitational force acting on the balloon?

• 5120
• 4050
• 950
• 1520

Tags

NGSS.MS-PS2-4

In the free-body diagram shown above, which of the following represents the direction of the motion of the balloon?

• +x-axis and the –y-axis
• +x-axis and the +y-axis
• -x-axis and the +y-axis
• -x-axis and the -y-axis

Tags

NGSS.HS-PS2-1

The coffee cup in the picture is at rest on the table. What is true about the Normal force?

• The normal force is exactly 15

• The normal force is less than 15

• The normal force is more than 15

• The normal force is -10

Tags

NGSS.HS-PS2-1