CA 2 6th Grade Science Review MJHS

How will this object move? Are the forces acting on the object balanced or unbalanced?

• It won't move. The forces are balanced.

• It will move to the right. The forces are unbalanced.

• It will move to the left. The forces are unbalanced.

• It will move up. The forces are balanced.

How will this object move? Are the forces acting on the object balanced or unbalanced?

• It won't move. The forces are balanced.

• It will move to the right. The forces are unbalanced.

• It will move to the left. The forces are unbalanced.

• It will move in both directions. The forces are balanced.

What is the net force? Are the forces acting on the object balanced or unbalanced?

• 30 N left. The forces are unbalanced.

• 25 N right. The forces are balanced.

• 5 N left. The forces are unbalanced.

• 55 N right. The forces are balanced.

Calculate the Net Force. Are the forces acting on the object balanced or unbalanced?

• 60N, Left. The forces are unbalanced.

• 40N, Right. The forces are balanced.

• 0N. The forces are balanced.

• 60N, Right. The forces are unbalanced.

What is true about this image?

• It shows unbalance forces.

• It shows balanced forces.

• The people on the right are winning.

• The people on the left are winning.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

What is true about this picture?

• the forces are balanced, and the car is at rest

• the net force is 10N, and the car is moving to the right

• The net force is 3 N, and the car is moving to the right

• The net force is 7N, and the car is moving to the left

At which point is potential energy greatest?

• W
• X
• Y
• Z

Tags

NGSS.MS-PS3-2

Energy due to motion is ____________ energy. 

• Potential 
• Energy
• Kinetic
• Friction

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Students are playing tug-of-war. If group B pulls the rope to the right with a force of 400 N and group A pulls the rope to the left with a force of 250 N, what will happen to the ribbon in the middle of the rope?

• The ribbon will move to the left and group A will win the tug-of-war.
• The ribbon will move to the left and group B will win the tug-of-war.
• The ribbon will move to the right and group B will win the tug-of-war.
• The ribbon will move to the right and group A will win the tug-of-war.

Tags

CCSS.HSN.VM.A.3

If a force causes an object to start moving, stop moving, or change direction it's considered a(an)__________________force.

• Balanced
• Unbalanced
• Magnetic
• Gravitational

Tags

NGSS.MS-PS2-2