Review for Unit 2- Materials and Physical Properties

A characteristic of matter which can be observed or measured without changing the identity of the substance is a:

• physical property

• chemical property

• volume property

• mass property

Some examples of physical properties are:

• color, odor, and age

• color, odor, and speed

• color, odor, and texture

• color, odor, and burning

Tags

NGSS.5-PS1-3

Aluminum is a useful metal because it can be rolled into thin sheets and bent into different shapes. A substance with this physical property is:

• tactile

• pretty

• malleable

• ugly

People use pot holders made of fabric to protect their hands when touching hot objects in the kitchen. What physical property does the fabric have that makes them good pot holders?

• high thermal conductivity

• low thermal conductivity

You need to fill in the gap in the circuit (shown below) so that the light bulb will turn on. Which of the materials (shown below) would allow the electrical current to flow through them to turn on the bulb?

• silver, wood, copper

• silver, brass, copper

• wood, plastic, yarn

Which of the following is NOT a property of metals?

• Poor thermal conductor

• Malleable

• Shiny (high luster)

The density of a teaspoon of water vs. the density of a bathtub full of water is:

• different

• the same

A bag of cotton balls and a bag of beans have the same volume. The bag of beans has more mass. The bag with the greater density is

• The bag of beans

• The bag of cotton balls

Which is NOT a physical property?

• blue color

• it burns (flammable)

• smooth texture

A student places an ice cube in a glass of water. The ice floats. This means that:

• The water is more dense than ice

• The water is less dense than ice