Density

Lakukan tugas rumah & ujian kamu dengan baik sekarang menggunakan Quizwiz!

If steel is more dense than lake water, why can a boat float?

The average density of the boat, including the steel and air, is less dense than 1.00 g/cm³.

There are liquids of different densities together in a container. What will happen to the liquid with the lowest density?

It will move to the top.

Which ranks the objects from most to least dense?

X, Z, Y, W

If two items are equal in size, the denser one will

be heavier

is the amount of mass in a given volume.

density

This chart shows the volumes of four different objects. If the objects all have the same mass, which object is the most dense?

object 3

In what order would the liquids would arrange themselves, from top to bottom?

purple, green, water, red, blue

Mason notices that his boat sinks lower into the water in a freshwater lake than in the ocean. What could explain this?

salt water is more dense than freshwater

If the density and volume of an object is known, what can also be found?

the mass of the object

Density is calculated by solving for mass divided by

volume

Cubes are three-dimensional square shapes that have equal sides. What is the density of a cube that has a mass of 12.6 g and a measured side length of 4.1 cm? (Density: D = )

.1828g/cm3

The density of gold is 19.3 g/cm3. What is the volume of a 13 g gold nugget? (Density: D = )

.67 cm3

If the objects all have the same mass, which object is the most dense?

1.079kg/m3

What is the density of a 36 g object with a volume of 15 cm3? (Density: D = )

2.4 g/cm3

The density of an object is .835 g/cm3. If its volume is 34 cm3, what is the mass of the object? (Density: D = )

28.39 g

Janice has just measured the density of an object. Which value is possible? (Density: D = )

6 g/cm^3

Which object will sink in freshwater, which has a density of 1.0 g/cm3?

Object 2, which has a density of 1.9 g/cm3

What happens when an object has a density greater than that of the surrounding liquid?

The object will sink.

Gerald is fishing. He uses a bobber that floats on the surface to show him if the line is being moved, and a lure that sits below the surface to attract fish. Which statement accurately describes the densities of these two items?

The bobber is less dense than the water, and the lure is more dense than the water.


Set pelajaran terkait

Diversity Strategy Terms - Pricing

View Set

properties of probability distributions

View Set

Psychology: Relationships - Factors affecting attraction

View Set

Chapter 17 Dosage Calculations and medication administration

View Set

Kesenjangan sosial : Situs web KOMPAS

View Set