(Questions) KS3 Yr 8 Forces

What type of force is responsible for keeping us grounded on Earth?

• Tension

• Gravity

• Friction

• Magnetic

Which force opposes the motion of an object through the air?

• Normal

• Tension

• Air resistance

• Electrostatic

What is the force that acts perpendicular to the surface of contact?

• Normal

• Friction

• Applied

• Spring

Which force is exerted by a stretched or compressed spring?

• Magnetic

• Tension

• Spring

• Gravity

What type of force is used when you pull a rope?

• Friction

• Tension

• Normal

• Electrostatic

Which force is responsible for the attraction or repulsion between charged particles?

• Magnetic

• Electrostatic

• Gravity

• Friction

What is the force that opposes the relative motion of two surfaces in contact?

• Friction

• Tension

• Normal

• Applied

Which force is responsible for the attraction between a magnet and a piece of iron?

• Electrostatic

• Magnetic

• Gravity

• Tension

What is the formula for pressure?

• Pressure = Force × Surface Area

• Pressure = Force ÷ Surface Area

• Pressure = Surface Area ÷ Force

• Pressure = Force + Surface Area

What is the approximate atmospheric pressure at sea level in atmospheres?

• 0.5 atm

• 1 atm

• 2 atm

• 3 atm