GCSE Particles quiz part 1

What is the equation for density?

• density = mass/volume

• density = volume/mass

• density = mass x volume

• density = 1/2 x mass x volume²

Which state of matter is usually the densest?

• solid

• liquid

• gas

• plasma

What is the unit for density?

• kg/m³

• m³/kg

• Pascals

• Newtons

Particles in a solid are tightly packed and ______ about fixed positions

Particles in liquids are tightly packed but can ____ around each other

Particles in a gas have a _____ of speeds and move in random directions

Reorder the following stages in measuring the density of a regular solid

• Divide mass by volume

• Measure the width, length and height using a rule

• Multiply L x W x H to get volume

• Measure the mass on a top-pan balance

Which of these is needed to measure the volume of an irregular solid

• A displacement can

• A piddle can

• A conical flask

• A pneumatic trough

Reorder the following stages of measuring the density of a liquid

• Place a measuring cylinder on a top-pan balance

• Divide mass by volume

• Fill the measuring cylinder with liquid

• Record the mass of liquid and its volume

• Press the "zero" or "tare" button on the top-pan balance

To measure length with a higher resolution you can use _______ calipers