1. Physical and Chemical Changes
Science Jeopardy
Physical and Chemical Changes
Earth’s Movements
Electricity
Heredity
Magnets
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Final Jeopardy

2. 100 Question
Which is the best example of a chemical reaction that will help people?
Two liquids are combined to make a fruit juice drink.
Trees are cut up into smaller pieces for firewood.
Water is frozen to make an ice skating rink.
Two metals react in an acid to make a battery.

3. 100 Answer
D. Two metals react in an
acid to make a battery.

4. 200 Question
5 Grams of orange-drink mix is added to 100 grams of water. What would you expect the new solution to weigh?
A. 95 grams
B. 100 grams
C. 105 grams
D. 500 grams

5. 200 Answer
C. 105 grams

6. 300 Question
A student conducted the following experiment: ml of water was poured into a cup, then put into a plastic bag.
It weighed 100 grams.
When frozen, it was slightly larger but still weighed 100 grams.
After melting it weighed 100 grams. What was her evidence that the weight did not change?
When frozen, it became slightly larger.
When frozen, it changed from a liquid to a solid.
It weighed the same when a liquid as when a solid.
It filled the same size of container whether solid or liquid.

7. 300 Answer
C. It weighed the same when a
liquid as when a solid.

8. 400 Question Which of these foods have been through a chemical change?
A. carrots cut up in a salad
B. vinegar and oil mixed together
C. juice and water stirred together
D. sugar and cream boiled to make a sauce

9. 400 Answer
D. sugar and cream boiled to make a sauce

10. 500 Question
Baking soda and vinegar are mixed in a bottle. A balloon placed over the top fills and expands with gas. How do you know a chemical reaction has taken place?
A. A solid and a liquid have been mixed together
B. A new substance has formed
C. The balloon has stretched and changed shape
D. The bottle has not been changed

11. 500 Answer
B. A new substance has formed

12. Finish the chart by choosing a result of water weathering.
100 Question
Finish the chart by choosing a result of water weathering.
mountains being formed
broken rocks, sharp edges
smooth, rounded rocks
freshly dug holes in dirt

13. 100 Answer
C. smooth, rounded rocks

14. 200 Question
Scientists have been predicting that increased earthquakes on Mount St. Helens indicate another eruption of the volcano. What must they now do to support their prediction?
A. Send out a public alert to keep people away from the mountain.
B. Ask other scientists to agree with them so they can be correct.
C. Collect specific evidence to support their prediction.
D. Write a newspaper article to discuss this with the public.

15. C. Collect specific evidence to support their prediction.
200 Answer
  C. Collect specific evidence
to support their prediction.

16. 300 Question
Students were asked to model how Earth’s surface would appear if there were no mountain uplift, weathering, or erosion.
A. A clay ball with large mountain ranges and deep canyons.
B. A pinecone with rough, bumpy sections.
C. A round ball with completely smooth surfaces.
D. A grapefruit with bumps all over it.

17. 300 Answer
  C. A round ball with completely
smooth surfaces.

18. 400 Question
Use this drawing of a cross section of Earth's crust to answer the
question. What features have been formed by the movement of Earth as
shown in the diagram?
volcanoes and an earthquake
B. rivers and an ocean
plateaus and a mesa
mountains and a valley

19. D. mountains and a valley
400 Answer
D. mountains and a valley

20. 500 Question
A student wanted to learn more about how seismographs are used. Which book would probably give the most information?
A. A book about plate tectonics.
B. A book about weathering and erosion.
C. A book about earthquakes.
D. A book about landslides.

21. 500 Answer
C. A book about earthquakes.

22. 100 Question How is Earth's magnetic field similar to
that of a magnet?
A. It has a north and south pole.
B. It is hundreds of miles long.
C. It is made in Earth's core.
D. It is shaped like a horseshoe.

23. 100 Answer
A. It has a north and south pole.

24. 200 Question
What must happen for an electromagnet to have a magnetic field?
A. It must be heated
B. It has to be touching another magnet
C. It must be lined up with Earth's magnetic field
D. It must be connected to an electrical source

25. 200 Answer
D. It must be connected to an electrical source

26. 300 Question What characteristics do magnetic substances have? They
A. can push or pull objects they are not touching
B. are always black and cold to touch
C. fall faster than other objects when you drop them
D. can give a "shock" when you touch them

27. 300 Answer
can push or pull objects
they are not touching

28. 400 Question
Look at the diagram of the magnets. What do you predict will happen?
A. Set #1 will attract and Set #2 will repel. B. Set #1 will repel and Set #2 will attract.
C. Set #1 and Set #2 will both attract.
D. Set #1 and Set #2 will both repel.

29. 400 Answer
B. Set #1 will repel and Set #2 will attract.

30. 500 Question
A student tested what happened when a magnet touched a compass.
The chart below showed what was learned. What would be a good title for the chart?
A. The Effect of Earth’s Magnetic Field B. How Magnets Affect a Compass C. Which Magnet is Strongest? D. Do Compasses Work on Earth?

31. 500 Answer
B. How Magnets Affect a Compass

32. 100 Question A student experimented with different items to see which
would carry the flow of electrons.
Which item would best fit in the chart at the?
wooden toothpick
blade of grass
glass rod
aluminum can

33. 100 Answer
D. aluminum can

34. 200 Question A student experimented with different items to see which
would carry the flow of electrons.
What would be the best title for this chart?
A. Conductors and Insulators of Electricity B. Static and Current Electricity C. Magnets and Electricity D. Making Electricity

35. A. Conductors and Insulators of Electricity
200 Answer
A. Conductors and Insulators of Electricity

36. 300 Question
Which is a form of static electricity that appears in nature?
A. rain
B. ocean currents
C. lightning
D. volcanoes

37. 300 Answer
  C. lightning

38. 400 Question Why does static electricity move from you to a
metal object after you have walked over new carpet?
A. It is attracted to the metal.
B. It is attracted to you.
C. It is attracted to the carpet.
D. It is made in your shoes.

39. 400 Answer
A. It is attracted to the metal.

40. 500 Question
Using the chart, which statement is the best conclusion to describe the types of materials that carry the flow of electricity?
Objects that have metal in them can usually conduct electricity
Objects must have lots of mass to be able to conduct electricity
Objects that have the ability to bend, like wire, only conduct electricity
Objects that can be magnetized are the only ones to conduct electricity

41. 500 Answer
Objects that have metal in them
can usually conduct electricity

42. 100 Question
A student used a classification key to compare aspen trees growing at different places in a canyon. What does this show?
Using a classification key is too difficult for identifying leaves.
Only a botanist can correctly use a classification key.
Classification keys contain all the known information about a plant.
Using a classification key can help many people, not just scientists.

43. 100 Answer
  D. Using a classification key can help many people, not just scientists.

44. 200 Question
A student was trying to discover some traits her hamster had
learned. Which of these is a learned trait?
A. Being more active during the night than the day.
B. Going to the food dish when the cage door is opened. C. Washing its body by licking its paws, then rubbing.
D. Eating seeds, fruit, and vegetables for food.

45. 200 Answer
B. Going to the food dish when the cage door is opened.

46. 300 Question
Gregor Mendel was a monk who lived long ago. His experiments showed that pea seeds produce peas inherited characteristics from their parent organisms. Scientists following him found that chicks grow up to look like their parent chickens and young lambs look like their parent sheep. Which of the following is an application of Mendel’s discovery?
A. Poodle puppies look like their parents. B. Emily dyed her hair to look like her mother.
C. Jake has a cold, and so does his mother. D. Flower petals usually come in a variety of colors.

47. A. Poodle puppies look like their parents.
300 Answer
A. Poodle puppies look like their parents.

48. 400 Question Dogs from iceland have thick fur.
What advantage does that give the dogs?
A. They look bigger and impress their enemies
B. They stay warmer in the colder climate
C. They hunt better and can catch more food D. More people will want them and they
become popular

49. 400 Answer
  B. They stay warmer in the colder climate

50. 500 Question Which characteristic best completes the diagram?
A. hunting skill B. muscle strength C. shape of mouth D. gentle or fierce

51. 500 Answer
C. shape of mouth

52. Final Jeopardy This author wrote, “If one man kills another,
it murder, but if a hundred thousand men kill
another hundred thousand, it is considered an
act of glory!?”

53. Final Jeopardy Answer
Who is Tolstoy?
(The book is
Kingdom of God)