During which phase of the tide are tidal currents strongest?
A) High tide
B) Low tide
C) Mid tide (transition between high and low)
D) Neap tide

What is the best time for snorkelling based on tidal currents?
A) Mid tide
B) Just after high or low tide
C) During spring tide
D) During stormy weather

What are incoming tidal currents called?
A) Ebbing currents
B) Flooding currents
C) Spring currents
D) Neap currents

Which of the following contributes to higher sea levels?
A) Increased glacial formation
B) Colder global temperatures
C) Interglacial periods and glacier retreat
D) Reduced carbon emissions

What is the current geological period we are in?
A) Jurassic
B) Pleistocene
C) Holocene
D) Cambrian

What causes stronger tidal currents during spring tides?
A) The sun's gravity cancels out the moon's gravity
B) The moon is at a right angle to the Earth
C) Combined gravitational pull of the sun and moon
D) The Earth is tilted away from the sun

What effect do prevailing winds have on coastlines?
A) Cause glacial melting
B) Erosion and accretion
C) Increase sea level
D) Decrease tidal currents

What occurs during neap tides?
A) Strongest tidal currents
B) Largest difference in tidal height
C) Best time for deep-sea fishing

D) Weaker tidal currents due to smaller variation in tide

How does movement of sand and water shape coastlines?
A) Through erosion and accretion

B) By forming glaciers
C) By changing tectonic boundaries
D) By increasing volcanic activity