Forces and Electricity

Why will you get electrocuted if you touch a bare wire?

How can you reverse a chocolate melting in your pocket?

Which of the following items would conduct electricity?

• Aluminum ladder

• Metal screwdriver

• Wooden baseball bat

• Rubber flip flops

which of the following is not an effect of force:

• to move a body from rest

• to stop a moving body

• to change the colour of an object

• to change the shape of a body

What is a parallel circuit?

• a continuous loop

• a circuit with one path

• a circuit with more than one path

What is the effect of force shown here?

• Change in shape

• change in speed

• change in direction

• force can stop an object

Which word best describes the force from a liquid acting on a floating object?

• Weight

• Upthrust

• Water resistance

• Friction

This force holds us to earth’s surface.

• friction
• mass
• gravity
• tension

• Contact Force

• Non contact Force

On which surface would a toy car travel the furthest when pushed?

• ice
• carpet
• snow
• sand