5.8B Science Quiz

Which of the following is an example of a scientific process?

• Photosynthesis

• Evaporation

• Hypothesis testing

• Freezing

What property of matter is being described when ice melts into water?

• Density

• Solubility

• State change

• Conductivity

Classify the following organism: A frog.

• Mammal

• Reptile

• Amphibian

• Bird

Which of the following best describes the energy transformation in a flashlight?

• Chemical energy to thermal energy

• Electrical energy to light energy

• Mechanical energy to sound energy

• Light energy to chemical energy

Analyze the data trend: If the temperature increases, what happens to the solubility of most solids in water?

• It decreases

• It remains the same

• It increases

• It fluctuates

Compare the interactions in a forest ecosystem and a desert ecosystem.

• Both have the same amount of rainfall

• Both have similar plant species

• Both have predator-prey relationships

• Both have the same temperature range

Explain why metals are good conductors of electricity.

• They have free electrons

• They are dense

• They are shiny

• They are heavy

Strategically plan how you would classify a new organism found in the rainforest.

• By its color

• By its diet, habitat, and physical characteristics

• By its size

• By its speed

Describe the energy transformation that occurs when a plant uses sunlight to make food.

• Light energy to chemical energy

• Chemical energy to thermal energy

• Mechanical energy to electrical energy

• Thermal energy to light energy

Analyze the following scenario: A scientist observes that a certain plant grows faster in red light than in blue light. What could be a possible explanation?

• Red light is warmer

• Red light has more energy

• The plant absorbs red light more efficiently

• Blue light is harmful to plants