Understanding Different Types of Forces

What are the two main categories of forces discussed in the introduction?

• Contact and non-contact forces

• Static and dynamic forces

• Gravitational and magnetic forces

• Internal and external forces

Which body parts are primarily used to apply muscular force?

• Eyes and ears

• Arms and legs

• Fingers and toes

• Nose and mouth

Muscular force is classified as which type of force?

• Non-contact force

• Magnetic force

• Contact force

• Gravitational force

What is the primary function of buoyant force?

• To attract objects

• To repel objects

• To keep objects floating

• To push objects downward

Which of the following objects is likely to be buoyant?

• A pebble

• A brick

• A beach ball

• A metal coin

What natural phenomenon is caused by extremely high wind force?

• Tornado

• Hurricane

• Flood

• Earthquake

Which activity is NOT aided by wind force?

• Drying clothes

• Flying kites

• Driving sailboats

• Swimming

What is one use of the force of moving water?

• Heating homes

• Growing plants

• Flying airplanes

• Generating electricity in dams

What happens when a charged balloon is brought near small pieces of paper?

• The papers dissolve

• The papers change color

• The papers stick to the balloon

• The papers move away from the balloon

Electrostatic force is an example of which type of force?

• Gravitational force

• Non-contact force

• Contact force

• Magnetic force