Susan said, “If I fertilize my geranium plants, they will blossom.”

• recognize a problem
• test the hypothesis with an experiment
• form a hypothesis   
• draw conclusions

Tags

NGSS.MS-LS1-5

A series of steps used by scientists to solve a problem or answer a question. 

• scientific method
• recipe
• data collection
• metric system

Scientists create both scientific theories and scientific laws as they make observations and conduct experiments about the natural world. Which of the following statements most accurately compares the difference between scientific theories and scientific laws

• science laws are based on evidence while science theories are not

• science theories involve only biology, while laws involve all types of science

• science theories involve mathematical equations, while science laws are based on observations

• science theories are ideas that explain natural events, while science laws predict what will happen in a natural event.

Maintaining a stable internal

environment is called

• homeostasis

• equilibrium

• balance

• evenness

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NGSS.HS-LS1-3

Scientific theories are based on

• general assumptions of how systems work.
• mathematical principles that can be proven true.
• large amounts of data collected over time.
• observations from within only one scientific discipline.

Tags

NGSS.HS-LS4-1

As you add drops of water to the surface of a coin, each drop sticks to the other water droplet because of ________________, and sticks to the penny because of ______________.

• adhesion, cohesion

• cohesion, adhesion

• capillary action, specific heat

• specific heat, capillary action

A worm turns away from light is an example of a worm

• reproducing
• doing cellular respiration
• having cells
• responding to its environment

What do you call any substance that dissolves another substance?

• Solvent

• Height

• Atoms

• Oxygen

Green plants produce their own food through the process of photosynthesis.

• All living things use energy
• All living things contain cells
• All living things maintain homeostasis
• All living things grow

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Observations made during an experiment are called:

• data
• problems
• conclusions
• questions

Tags

NGSS.HS-LS2-3