Unit 2 Test Review

Which element is a metalloid?

• Titanium
• Selenium
• Potassium
• Polonium

Which table below correctly lists the properties of metals and nonmetals? *

• A
• B
• C
• D

Tags

NGSS.HS-PS1-1

A student tested the conductivity of four elements using an incomplete electrical circuit. When the element is placed in the circuit, the bulb lights up brightly, lights up dimly, or does not light up at all based on the element’s ability to conduct electricity. The table below shows the results of her investigation. Based on the results of the conductivity test, which element is classified as a metal? 

• Hydrogen
• Arsenic
• Krypton
• Copper

Tags

NGSS.MS-PS1-2

The table shows the properties of four elements. Which element in the table is classified as a metal?

• Manganese
• Sulfur
• Silicon
• Neon

Tags

NGSS.MS-PS1-2

´Elizabeth was examining elements and their physical properties. She described an element is her science journal as having no shine, an insulator, and  very brittle. What would this element be a metal, nonmetal, or metalloid?

• metal 
• nonmetal 
• metalloid

The word “luster” refers to which property of matter?

• The ability to conduct electrical or thermal energy
• Capable of being drawn out into thin wires
• The way a surface appears when it reflects light
• Suitable for being shaped by beating or rolling

Tags

NGSS.MS-PS4-2

Read the following chart and answer the question that follows.

The volume of the liquid in graduated cylinder B is:

• 182 mL

• 193 mL

• 182 grams

• 92 mL

The table below shows the masses and volumes of four cubes made of different materials. Which two cubes have the same density? (Choose two responses)

• Cube 1

• Cube 2

• Cube 3

• Cube 4

What is the volume of Object X?

• 10.0 cm³
• 15.0 cm³
• 20.0 cm³
• 25.0 cm³

What is the formula for Volume?

• Mass/Volume

• Density x Volume

• Mass/Density