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1. Emily added a solid material to a clear, colorless liquid. What evidence would she look for to indicate that a chemical reaction occurred? . The solid material dissolved in the liquid. The mixture began to bubble. There was no change in the mixture. The volume of the container increased. . Gr
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1. Mixtures and Solutions Review Game Grade 5 Firmly press the on/off button for three seconds.
When Renaissance Responder is highlighted, firmly press Select for three seconds.
When Join Session is highlighted, firmly press Select for three seconds.
When the screen says Enter Response, wait until the teacher tells you to press the blue Enter button with your response.
2. 1. Emily added a solid material to a clear, colorless liquid. What evidence would she look for to indicate that a chemical reaction occurred? The solid material dissolved in the liquid.
The mixture began to bubble.
There was no change in the mixture.
The volume of the container increased.
3. 1. Emily added a solid material to a clear, colorless liquid. What evidence would she look for to indicate that a chemical reaction occurred? The solid material dissolved in the liquid.
The mixture began to bubble.
There was no change in the mixture.
The volume of the container increased.
4. 2. Which of the following groups contain only single elements? Al, Cl, H, Na
CO, NaCl, H20
NaHCO3, HCl, CO2
C6H12O6, NaCl, CaCO3
5. 2. Which of the following groups contain only single elements? Al, Cl, H, Na
CO, NaCl, H20
NaHCO3, HCl, CO2
C6H12O6, NaCl, CaCO3
6. 3. Which of the following models most accurately represents the CO2 molecule? A
B
C
D
7. 3. Which of the following models most accurately represents the CO2 molecule? A
B
C
D
8. 4. Stainless steel is a combination of iron (Fe) and chromium (Cr) called an alloy. Which of the following is another example of an alloy? Aluminum
Nickel
Lead
Brass
9. 4. Stainless steel is a combination of iron (Fe) and chromium (Cr) called an alloy. Which of the following is another example of an alloy? Aluminum
Nickel
Lead
Brass
10. 5. A metal poker was left in a campfire. When a camper picked up the poker, his hand was burned. Why did his hand get burned? A chemical reaction occurred between the skin and the metal.
The metal poker conducted electricity to the campers hand.
The metal poker insulated the the campers hand.
The metal poker conducted heat to the campers hand.
11. 5. A metal poker was left in a campfire. When a camper picked up the poker, his hand was burned. Why did his hand get burned? A chemical reaction occurred between the skin and the metal.
The metal poker conducted electricity to the campers hand.
The metal poker insulated the the campers hand.
The metal poker conducted heat to the campers hand.
12. 6. How are elements organized on the periodic table? They are arranged by their atomic size
They are arranged by their atomic number.
They are arranged by their chemical properties.
All of the above
13. 6. How are elements organized on the periodic table? They are arranged by their atomic size
They are arranged by their atomic number.
They are arranged by their chemical properties.
All of the above
14. 7. What is the simplest form of an element that retains the original properties of that element? An atom
A molecule
An electron
A nucleus
15. 7. What is the simplest form of an element that retains the original properties of that element? An atom
A molecule
An electron
A nucleus
16. 8. A scientist wants to take pictures of the well-ordered arrangement of an iron atom. What instrument would scientists use to take pictures of an atom? A hygrometer
An electron microscope
A thermometer
An x-ray
17. 8. A scientist wants to take pictures of the well-ordered arrangement of an iron atom. What instrument would scientists use to take pictures of an atom? A hygrometer
An electron microscope
A thermometer
An x-ray
18. 9. What is the chemical formula for table salt? C6H12O6
CO2
CaCO3
NaCl
19. 9. What is the chemical formula for table salt? C6H12O6
CO2
CaCO3
NaCl
20. 10. Marissa added a solid material to a cup of water. The solid material dissolved in the liquid, making the liquid transparent. What process could she use to separate the dissolved solid from the liquid? Condensation
Precipitation
Percolation
Evaporation
21. 10. Marissa added a solid material to a cup of water. The solid material dissolved in the liquid, making the liquid transparent. What process could she use to separate the dissolved solid from the liquid? Condensation
Precipitation
Percolation
Evaporation
22. 11. In the previous question, Marissa made a solution. How are the materials of a solution separated? Chemically
Physically
Environmentally
Socially
23. 11. In the previous question, Marissa made a solution. How are the materials of a solution separated? Chemically
Physically
Environmentally
Socially
24. 12. At room temperature, in which state or states of matter will water naturally occur? Liquid
Gas
Solid (ice)
Liquid and gas
25. 12. At room temperature, in which state or states of matter will water naturally occur? Liquid
Gas
Solid (ice)
Liquid and gas
26. 13. The group of elements known as metals all share similar properties. Which of the following are properties of metals? Conducts heat
Conducts electricity
Has luster
All of the above
27. 13. The group of elements known as metals all share similar properties. Which of the following are properties of metals? Conducts heat
Conducts electricity
Has luster
All of the above
28. 14. The human body is composed of many elements. What is the most abundant element found in the human body? Lead
Oxygen
Nitrogen
Carbon
29. 14. The human body is composed of many elements. What is the most abundant element found in the human body? Lead
Oxygen
Nitrogen
Carbon
30. 15. What is the most abundant molecule found in most living organisms? Water
Carbon dioxide
Glucose
Salt
31. 15. What is the most abundant molecule found in most living organisms? Water
Carbon dioxide
Glucose
Salt
32. 16. What is one property of salt when added to water? Dissolves in water to form a solution
Forms a precipitate when added
Produces a chemical reaction when added to water
Forms a mixture that can not be separated
33. 16. What is one property of salt when added to water? Dissolves in water to form a solution
Forms a precipitate when added
Produces a chemical reaction when added to water
Forms a mixture that can not be separated
34. 17. Tyler wants to know if one material heats up faster than another. He places two materials in identical containers and then puts the containers in direct sunlight. He plans on checking the materials every 5 minutes to record the temperature. What is the independent variable in this experiment? The temperature of each material
The containers
The time of each measurement
The amount of sunlight
35. 17. Tyler wants to know if one material heats up faster than another. He places two materials in identical containers and then puts the containers in direct sunlight. He plans on checking the materials every 5 minutes to record the temperature. What is the independent variable in this experiment? The temperature of each material
The containers
The time of each measurement
The amount of sunlight
36. 18. Using Tylers experiment in the previous question, which of the following is the dependent variable? The temperature of each material
The containers
The time of the measurements.
The amount of sunlight
37. 18. Using Tylers experiment in the previous question, which of the following is the dependent variable? The temperature of each material
The containers
The time of the measurements.
The amount of sunlight
38. 19. Adam wants to choose a testable experiment for his science fair project. He needs help determining whether or not an experiment is testable. Which of the following questions could be a testable scientific experiment? Are girls prettier than boys?
Does the amount of sunlight affect the growth of a plant?
Are people happier when they eat chocolate?
Are birds better pets than fish?
39. 19. Adam wants to choose a testable experiment for his science fair project. He needs help determining whether or not an experiment is testable. Which of the following questions could be a testable scientific experiment? Are girls prettier than boys?
Does the amount of sunlight affect the growth of a plant?
Are people happier when they eat chocolate?
Are birds better pets than fish?