S

How can you measure the voltage across the bulb in this circuit?

• Connect a voltmeter between points 1 and 2.

• Connect an ammeter between points 1 and 3.

• Connect a voltmeter between points 3 and 4.

• Connect a voltmeter between points 4 and 5.

Tags

NGSS.MS-PS2-3

Which of these circuits are parallel circuits?

• X and Y only

• X and Z only

• Y and Z only

• all of them

The diagram shows how the atoms in the rubber chains are joined together in natural rubber. Vulcanisation is the process of adding cross-links to sulfur. How does this process change the natural properties of the rubber?

• It makes the rubber softer but it is still easy to melt.

• It makes the rubber harder and easy to melt.

• It makes the rubber harder but it is still elastic

• It makes the rubber more flexible and easier to melt.

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

What is the chemical symbol for Sulfur?

• S

• Si

• Se

• Sr

Which of the following elements is represented by the symbol 'S'?

• Sulfur

• Silicon

• Selenium

• Strontium

What is the atomic number of the element with the symbol 'S'?

• 16

• 14

• 34

• 38

Which of the following compounds contains sulfur?

Tags

NGSS.MS-PS1-1

What is the most common oxidation state of sulfur in its compounds?

• -2

• +2

• +4

• +6

In which of the following processes is sulfur dioxide (SO2) commonly produced?

• Combustion of coal

• Photosynthesis

• Electrolysis of water

• Fermentation

Which of the following is a property of sulfur?

• Yellow color

• Metallic luster

• Magnetic

• Liquid at room temperature