NOS/Unit 1 Most Missed & More!

Which of the following describes an inference?

• Forecasting what will happen in the future

• Observation that is measurable or countable

• Observation that is descriptive

• Evidence gathered through observation

• A logical explanation for an observation

Which of the following is a qualitative observation?

• Evidence gathered through observation

• A logical explanation for an observation

• Observation that is descriptive

• Observation that is measurable or countable

• Forecasting what will happen in the future

Which of the following is the usual order of the scientific method?

• Ask a question, analyze data, draw a conclusion, research, experiment, form a hypothesis

• Ask a question, research, form a hypothesis, experiment, analyze data, draw a conclusion

• Form a hypothesis, research, experiment, analyze data, draw a conclusion, ask a question

• Research, experiment, form a hypothesis, ask a question, analyze data, draw a conclusion

Scientists frequently repeat the experiments of other scientists. Why is this important in science?

• Scientists often ask each other for help in performing experiments.

• Scientists frequently perform other scientists' experiments to practice their technique.

• Repeating experiments is an effective way to make sure a laboratory is in optimal condition.

• Replication of experiments helps to confirm and verify results

Angela is testing golf balls. She drops three different brands of balls from 40 cm and measures how high they bounce. She drops each ball 20 times. What is this an example of?

• repetition

• replication

• hypothesis

• analyzing data

The illustration shows that the number of types of organisms changes from one classification level to another. Why are there fewer kinds of organisms at each lower level of classification?

• The lower the level of classification, the more complex (complicated) the organisms becomes.

• The lower the level of classification, the more closely related the organisms become.

• The higher the level of classification, the more closely related the organisms become.

• The higher the level of classification, the smaller the size of the organism.

Which of the following examples demonstrates heat transfer through radiation?

• Boiling water on a stove.

• Heat lamp keeping baby chicks warm.

• A heating pad on your sore muscles.

• A hot air balloon.

Which of the following is an example of parasitism?

• bee and flower

• egyptian plover (bird) and crocodile

• tapeworm and cat

• whale and barnacle

Which symbiotic relationship benefits one of the organisms, but the other organisms is neither helped nor harmed?

• Mutualism

• Predation

• Competition

• Commensalism

What does the Law of Conservation of Energy say?

• Energy is created and destroyed at any time.

• Energy cannot be created or destroyed and can only be transferred from one form to another.

• Energy can be created, but not destroyed and can be transferred from one form to another.

• Energy cannot be created but can be destroyed and cannot be transferred from one form to another.