Unit Review - Nature of Science

Front

Jack has a rock with a mass of 14g and a volume of 2cm³. What is the density of the rock?

Back

7 g/cm³

Front

Why do some substances float on water?

Back

They are less dense than water.

Front

Which of these metals would sink below mercury (density=13.5 g/cm3)? Options: gold (density=19.3 g/cm3), lead (density=11.4 g/cm3), iron (density=7.9g/cm3), aluminum (density=2.7g/cm3)

Back

gold (density=19.3 g/cm3)

Front

Density = 3 g/cm³, Volume = 10 cm³. What is the mass?

Back

30 g

Front

What are the constant variables?

Back

what we keep the same to make the experiment fair

Front

What is the dependent variable in a paper towel lab experiment testing absorbency?

Back

The amount of water absorbed

Front

Why is it important to keep the size of each paper towel the same in a scientific method paper towel lab?

Back

To ensure a fair test and reliable results

Front

What is an inference based on the picture?

Back

The lady has a headache and is calling in sick to work.

Front

Qualitative or Quantitative: We bought 3.4 pounds of fruit.

Back

Quantitative Observation

Front

Qualitative or Quantitative: I hear a rush of wind, loud yells, and metal banging together.

Back

Qualitative Observation