Exit Check 1.1 - Observations

Front

What is a quantitative observation?

Back

A quantitative observation is a measurement that involves numbers and can be quantified, such as length, mass, or temperature.

Front

What is a qualitative observation?

Back

A qualitative observation describes characteristics or qualities that cannot be measured with numbers, such as color, texture, or appearance.

Front

Give an example of a quantitative observation.

Back

The blocks are about 15.5 cm long.

Front

Give an example of a qualitative observation.

Back

The large fish is a silvery white color.

Front

What does it mean for a measurement to be accurate?

Back

A measurement is accurate if it is close to the true value or the accepted standard.

Front

What is the significance of significant figures in measurements?

Back

Significant figures indicate the precision of a measurement, showing which digits are reliable and which are estimates.

Front

How do you determine the number of significant figures in a measurement?

Back

Count all non-zero digits, any zeros between significant digits, and trailing zeros only if there is a decimal point.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, measured in kilograms, while weight is the force exerted by gravity on that mass, measured in newtons.

Front

What is the formula for calculating density?

Back

Front

What is the importance of making observations in science?

Back

Making observations is crucial in science as it helps gather data, formulate hypotheses, and draw conclusions.