Quiz/ CFA 2 Alternative
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Last updated over 2 years ago
3 questions
Required
4
Examine the following models of various substances. Match each model with the vocabulary word that best identifies the substance.
Examine the following models of various substances. Match each model with the vocabulary word that best identifies the substance.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Gold | arrow_right_alt | Homogeneous Mixture |
Lemonade | arrow_right_alt | Compound |
Water | arrow_right_alt | Element |
Oil in water | arrow_right_alt | Heterogeneous Mixture |
Required
5
The models below show different kinds of matter. Match each model to its corresponding identity.
The models below show different kinds of matter. Match each model to its corresponding identity.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
| arrow_right_alt | Mixture of Elements | |
| arrow_right_alt | Elements | |
| arrow_right_alt | Compounds | |
| arrow_right_alt | Mixture of elements and compounds | |
| arrow_right_alt | Mixture of compounds |
Required
2
A teacher slowly stirs 40 grams (g) of table salt (NaCl) into a 100milliliter (mL) beaker of water (H2O). The beaker is heated on a hot plateuntil it boils. Describe how the particles of the mixture will change as Thermal energy is added to the substance.
A teacher slowly stirs 40 grams (g) of table salt (NaCl) into a 100
milliliter (mL) beaker of water (H2O). The beaker is heated on a hot plate
until it boils. Describe how the particles of the mixture will change as Thermal energy is added to the substance.