SSA 2024 Questions

Front

What best describes a compound?

Back

a substance made up of two or more elements that are chemically combined

Front

Scientific theories are developed over time in all areas of science. Which statement best describes scientific theories?

Back

They are explanations of scientific events that may change based on continuous research.

Front

Changes in atmospheric CO2 levels over two years are shown in a graph. Which change in the biosphere most likely caused these changes? Options: Streams froze in the winter and melted in the spring; Plants grew leaves in the spring and lost leaves in the fall; Offspring were born in the summer and matured in the fall; Soil dried out in the summer and absorbed moisture in the winter.

Back

Plants grew leaves in the spring and lost leaves in the fall.

Front

What is expected to occur inside Jordan’s terrarium based on the law of conservation of mass?

Back

The mass will neither increase nor decrease.

Front

What best describes what is occurring in part X of the diagram where human body systems interact to keep blood pressure within a normal range?

Back

Homeostasis is maintained as the other body systems work with the circulatory system.

Front

Which type of radiation has the longest wavelength? Options: Infrared, Ultraviolet, X-rays, Gamma rays.

Back

Infrared

Front

What is a sunspot on the Sun?

Back

A location that is cooler than other parts of the Sun’s surface.

Front

What question would best help distinguish two organisms as members of the animal kingdom rather than the plant or fungi kingdom?

Back

3

Front

Atoms are made up of subatomic particles, including neutrons. Which of the following describes a neutron?

• has a greater volume than the electron cloud
• has more mass than the nucleus
• has no charge
• has no mass

Back

has no charge

Front

Advantage of Group X over Group Y in supporting the hypothesis about rocks and acid rain.

Back

Group X tested a greater variety of rocks than Group Y did.