Are the forces acting on the sled in Section 1 balanced or unbalanced? The track is smooth and frictionless.

• Balanced
• Unbalanced

Tags

NGSS.HS-PS2-1

Are the forces acting on the sled in Section 2 balanced or unbalanced? The track is smooth and frictionless.

• Balanced
• Unbalanced

Tags

NGSS.HS-PS2-1

Are the forces acting on the sled in Section 3 balanced or unbalanced? The track is smooth and frictionless.

• Balanced
• Unbalanced

Tags

NGSS.HS-PS2-1

Are the forces acting on the sled in Section 4 balanced or unbalanced? The track is smooth and frictionless.

• Balanced
• Unbalanced

Tags

NGSS.HS-PS2-1

Are forces balanced or unbalanced when a car is moving at a constant speed in a straight line?

• Balanced
• Unbalanced

Tags

NGSS.HS-PS2-1

Are forces balanced or unbalanced when a marble rolls down a ramp?

• Balanced
• Unbalanced

Tags

NGSS.HS-PS2-1

A girl is pushing a cart by herself with a force of 7 N. What will happen if a boy begins to help her and their combined force is 17 N?

• The cart will speed up.
• The cart will slow down.
• The cart will move at a constant speed in a straight line.
• The cart will fly to never never land!

Tags

NGSS.HS-PS2-1

Are forces balanced or unbalanced when a plane is moving at a constant speed in a straight line?

• Balanced
• Unbalanced

Tags

NGSS.HS-PS2-1

Are forces balanced or unbalanced when an ice skater is moving at a constant speed in a straight line?

• Balanced
• Unbalanced

Tags

NGSS.HS-PS2-1

Are forces balanced or unbalanced when skateboarding down a ramp?

• Balanced
• Unbalanced

Tags

NGSS.HS-PS2-1