Physics Quiz

Which type of force opposes motion between two surfaces in contact?

• Tension

• Friction

• Compression

• Weight

The force that acts downward due to gravity is known as:

• Compression

• Weight

• Tension

• Friction

Which of the following materials is a good electrical conductor?

• Rubber

• Copper

• Glass

• Wood

Density is defined as:

• Mass per unit volume

• Force per unit area

• Energy per unit time

• Velocity per unit time

The property of a material to return to its original shape after deformation is called:

• Elasticity

• Plasticity

• Ductility

• Hardness

What happens when two like poles of magnets are brought close to each other?

• They attract

• They repel

• They rotate

• They lose magnetism

Ohm's Law states that the current through a conductor is directly proportional to:

• Voltage

• Resistance

• Power

• Temperature

A device used to measure current in a circuit is called a:

• Voltmeter

• Ammeter

• Resistor

• Capacitor

The mechanical advantage of a lever is calculated as:

• Load × Effort

• Load ÷ Effort

• Effort ÷ Load

• Effort × Load

What is the SI unit of velocity?

• m/s

• m/s²

• N

• kg/m³