Observations and Inferences Flashcard

Front

What is necessary for drawing a valid conclusion from observations?

Back

Reliable and sufficient observational data.

Front

Which of the following statements is an inference?

Back

The dinosaur bones are millions of years old.

Front

Which of the following is an observation?

Back

The leaves of the plant are yellow.

Front

What role does evidence play in making inferences?

Back

Evidence provides a basis for making logical inferences.

Front

How does drawing a conclusion from observations differ from making an inference?

Back

Drawing a conclusion is based on multiple observations, while an inference can be based on a single observation.

Front

Define 'observation' in scientific terms.

Back

An observation is the act of noting and recording something with instruments or the senses.

Front

What is an inference?

Back

An inference is a conclusion drawn from evidence and reasoning rather than from explicit statements.

Front

Give an example of a reliable observation.

Back

The temperature is 25°C as measured by a thermometer.

Front

What is the difference between qualitative and quantitative observations?

Back

Qualitative observations describe characteristics (e.g., color, texture), while quantitative observations involve measurements (e.g., height, weight).

Front

Why is it important to have sufficient data before making conclusions?

Back

Sufficient data helps ensure that conclusions are accurate and reliable, reducing the risk of errors.