Review of Topics 1 - 7 (6th grade science)

Front

What is a wavelength?

Back

The distance between two consecutive peaks or troughs in a wave.

Front

What type of waves only travel through a medium?

Back

Mechanical waves.

Front

What organelle is found in plant cells but not in animal cells?

Back

Cell wall.

Front

How do ocean currents influence nearby land masses?

Back

They bring their temperature and moisture to nearby land masses.

Front

Where are hurricanes most likely to occur?

Back

Areas near the Atlantic Ocean.

Front

What is the function of mitochondria in a cell?

Back

Mitochondria produce energy for the cell through cellular respiration.

Front

What is the role of the nucleus in a cell?

Back

The nucleus contains the cell's genetic material and controls its activities.

Front

What is the difference between a mechanical wave and an electromagnetic wave?

Back

Mechanical waves require a medium to travel through, while electromagnetic waves do not.

Front

What is the primary source of energy for ocean currents?

Back

The sun, which heats the water and creates differences in temperature and salinity.

Front

What is the function of the cell membrane?

Back

The cell membrane controls what enters and exits the cell.