IS_Unit1_Checkpoint 1.4_E

We often use a pair of tongs to hold hot objects.

• TRUE

• FALSE

A heat-proof mat is used for putting out a fire.

• TRUE

• FALSE

Conical flasks are available in different sizes.

• TRUE

• FALSE

We usually use a spatula to stir liquids.

• TRUE

• FALSE

2(a) What is the name and the function of apparatus S?

• Name:test tube; function: to hold liquids

• Name: reagent bottle; function: to store liquids

• Name: measuring cylinder; function: to hold liquids

• Name: beaker; function: to hold liquids

2(b) What is the name and the function of apparatus T?

• Name: wire gauze; function: to support the beaker

• Name: tripod; function: to support the beaker

• Name: heat-proof mat; function: to protect the beaker

• Name: wire mat; function: to protect the beaker

2(c) What is the name and the function of apparatus U?

• Name: stand; function: to support the wire gauze

• Name: tripod; function: to support the beaker

• Name: clamp; function: to support the beaker

• Name: tripod; function: to support the wire gauze

2(d)What is the name and the function of apparatus V?

• Name: Bunsen flame; function: to heat substances

• Name: Bunsen burner; function: to heat substances

• Name: glass rod; function:to transfer a small amount of liquids

• Name:dropper; function:to transfer a small amount of liquids

2(e) What is the name and the function of apparatus W?

• Name: wire gauze; function: to protect the bench

• Name: heat-proof mat; function: to protect the bench

• Name: heat-proof mat; function: to protect the Bunsen burner

• Name: wire gauze; function: to protect the Bunsen burner

2(f) What is the name and the function of apparatus X?

• Name: dropper; function: to hold liquids

• Name: glass rod; function: to stir liquids

• Name: dropper; function:to transfer a small amount of liquids

• Name: spatula; function: to transfer a small amount of liquids