IB Physics Motion Quiz

What is the primary unit used to describe motion in physics?

• Kilometers per hour

• Meters per second

• Miles per hour

• Feet per second

In a velocity vs. time graph, what does the slope represent?

• Displacement

• Velocity

• Acceleration

• Impulse

How can you determine the total displacement from a velocity vs. time graph?

• By counting the peaks

• By finding the area under the curve

• By measuring the height

• By finding the slope

In simple harmonic motion, what is true about the relationship between displacement and acceleration?

• They are unrelated

• They are equal

• They are inversely proportional

• They are directly proportional

What happens to the velocity of an object in simple harmonic motion at its maximum displacement?

• It is zero

• It is constant

• It is at its maximum

• It is negative

What is the term for the wave phenomenon where light changes direction when passing from one medium to another?

• Diffraction

• Interference

• Refraction

• Reflection

In a standing wave, what is the term for the point of maximum displacement?

• Antinode

• Trough

• Crest

• Node

What is the critical angle in the context of wave refraction?

• The angle at which light is refracted at 90 degrees

• The angle at which light is reflected back

• The angle at which light is totally internally reflected

• The angle at which light is completely absorbed

What does the drift velocity of an electron in a wire depend on?

• The temperature of the wire

• The color of the wire

• The cross-sectional area of the wire

• The length of the wire

In a potential divider circuit, what happens to the voltage across a smaller resistor compared to a larger one?

• It is the same

• It is zero

• It is lower

• It is higher