Ch 1 test revision

We should wear safety goggles when heating substances.

• True

• False

We should wear protective gloves to protect the eyes whenever heating or mixing substances.

• True

• Flase

Which of the following is NOT a condition making up the fire triangle?

• Fuel

• Water

• High temperature

• Oxygen

 

1 km is equal to 1000 m.

• True

• False

Which of the following is/are unit(s) of volume?

(1)   mL

(2)   cm³

(3)   m²

• (1) and (2) only

• (1) and (3) only

• (2) and (3) only

• (1), (2) and (3)

We use measuring _____________ to measure the volume of water

The hazard warning label means the chemical is

• explosive

• flammable

• corrosive

• oxidizing

Which of the following is the most suitable instrument for measuring the circumference of a tennis ball?

• mm

• cm

• m

• km

When you get heat burn on your hand, you should

• shout for help

• put the hand under slowly running cold water

• apply oil on the affected area.

• dial 999 immediately.  

Which of the following is NOT used for putting out the fire?

• Fire blanket

• Sand bucket

• Heat proof mat

• Fire extinguisher