Front

What is a limitation of digital models in engineering design?

Back

Digital models cannot test different shell materials.

Tags

NGSS.MS-ETS1-4

Front

How can the impact force during a collision be reduced?

Back

By increasing the collision time.

Tags

NGSS.HS-PS2-3

Front

What happens to the forces acting on an object when it falls?

Back

Both the ground and the falling object experience equal and opposite forces.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Front

What is one method to decrease the velocity of a falling object?

Back

Increasing air resistance.

Front

What is the relationship between collision time and impact force?

Back

Longer collision time results in reduced impact force.

Tags

NGSS.MS-PS2-1

Front

Define force in the context of motion.

Back

Force is an interaction that causes an object to change its velocity, which can include starting, stopping, or changing direction.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-5

Front

What is the principle of conservation of momentum?

Back

In a closed system, the total momentum before an event is equal to the total momentum after the event.

Tags

NGSS.HS-PS2-2

Front

Explain the concept of air resistance.

Back

Air resistance is a force that opposes the motion of an object through the air, increasing with the object's speed and surface area.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Front

What is the effect of mass on gravitational force?

Back

The gravitational force acting on an object increases with its mass.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Front

How does the shape of an object affect its fall through the air?

Back

The shape affects the air resistance experienced by the object, influencing its terminal velocity.