wjec science 6.2 revision

Identify true statements:

• The parachutist has just left the plane

• Weight is increasing

• There is no drag

• Weight is constant

• Deceleration

Identify true statements:

• Drag is increasing

• Velocity is increasing

• There is no drag

• Weight is increasing

• Deceleration

Identify true statements:

• Drag is increasing

• Velocity is increasing

• Terminal velocity

• Acceleration

• Maximum drag

Identify true statements:

• The parachutist opens their parachute

• Deceleration

• Terminal velocity

• Weight is increasing

• Drag is constant

Identify true statements:

• Drag is increasing

• Velocity is increasing

• Terminal velocity

• Acceleration

• Drag is constant

Low velocity.

Select the force arrows that apply:

• 
• 
• 
• 
• 

Terminal velocity.

Select the force arrows that apply:

• 
• 
• 
• 
• 

Velocity is both ____ and _____. 

• speed , direction 
• direction, mass
• volume, density 
• direction, magnitude 

Unbalanced forces cause an object to _____.

• remain motionless
• move at constant velocity
• speed up, slow down, or change direction

Describe the motion at point a. on the graph.

• constant speed
• accelerating
• decelerating
• stationary