8th grade FSSA questions

Front

What is the order of the orbital period of the planets from least to greatest?

Back

Mercury, Earth, Mars, Uranus.

Front

In an experiment investigating the solubility of salt in water, what is the independent variable?

Back

The temperature of the water.

Front

How can an experiment be best described?

Back

An experiment is when a scientist measures the height of crops that received different fertilizers.

Front

What is the difference between absolute magnitude and apparent magnitude of a star?

Back

Absolute magnitude does not take into account the distance from Earth.

Front

What is true about the sun in relation to other stars?

Back

The sun is the closest star to Earth in all galaxies.

Front

Define orbital period in the context of planets.

Back

The orbital period is the time it takes for a planet to complete one full orbit around the sun.

Front

What factors can affect the solubility of a substance in water?

Back

Temperature, pressure, and the nature of the solute and solvent.

Front

What is the scientific method?

Back

A systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

Front

What is the significance of measuring variables in an experiment?

Back

Measuring variables allows scientists to determine relationships and effects between different factors.

Front

What is the definition of absolute magnitude in astronomy?

Back

Absolute magnitude is a measure of the intrinsic brightness of a celestial object, independent of its distance from Earth.