Endlessly

The ability of a wave to spread around corners is called:

• Polarization

• Dispersion

• Reflection

• Diffraction

Resonance occurs when one vibrate object causes a second object to vibrate as its own natural:

• Amplitude

• Speed

• Frequency

• Intensity

Which of the following statements about waves in pipes is correct?

• For open pipes, there is only one end and correction to be accounted for.

• For closed pipes, there are two and corrections to be accounted for.

• Only odd harmonics are possible in closed pipe.

• All harmonics are possible in closed pipes

Which of the following properties of waves is exclusive to tranverse waves?

• Reflection

• Interference

• Diffraction

• Polarization

An object is placed in front of two plane mirrors inclined at 45° to each other. Determine the number of images formed.

• 2

• 8

• 7

• 5

The solution that has known concentration is known as a

• Saturated solution

• Concentrated solution

• Unsaturated solution

• Standard solution

56²=3236

• True

• False

The deepest part of the submarine relief is

• Trench

• Deepest trench

• Gulf stream

• Gutenberg

The country with the largest land mass in Africa

• Algebra

• Nigeria

• America

• Algeria

Who discovered the continental drift?

• Sam Ramhon

• Alfred Wegner

• Olaoniye Ogechi

• Robert Hooke