Conservation of Matter
Physical and Chemical Changes
Heating and Cooling
How to Change the Motion of an Object
Measuring Motion
100
Alan mixed 1 cup of milk into 4 cups of coffee. How much beverage does Alan have?
What is 5 cups?
100
What type of change is evaporating water?
What is a physical change?
100
Why are most baking pans made of metal and not glass?
What is because metal is a better conductor?
100
A marble is rolled on different surfaces with the same amount of force. Which surface would cause the marble to move the fastest and the farthest?
A) Carpet B) Concrete C) Grass D) Tile
What is tile?
100
How do you calculate the speed of an object?
What is distance divided by time?
200
Roman has a skateboard that has a mass of 1.8 kilograms. If Joey takes the skateboard apart and now has 7 pieces, what is the total mass of the pieces?
What is 1.8 kilograms?
200
What are three physical properties of this apple?
What are "red, shiny, round, small, firm?" Etc.
200
What happens if you put a hot object in cool water?
What is the temperature of the object will decrease?
200
Imagine four carts of the same size. Which cart would require the largest amount of force to move? A) A cart of full feathers B) A cart of bread loaves C) A cart of potatoes D) A cart full of boxes of cookies
What is a cart full of potatoes?
200
What does a distance-time graph measure?
What is the distance an object travels (away from its starting point) over a period of time?
300
Rose poured soda into a glass. The soda and the glass had a mass of 400 grams. Rose then added ice cubes to her glass. Which is most likely the new mass?
A) 200 g B) 350 g C) 400 g D) 420 g
What is 420 grams?
300
What are three physical changes you could do to this apple?
What are "slice it, puree it, candy-coat it?" Etc.
300
What happens to the molecules of a matter when they are heating? (Hint: The molecules ___)
What is move faster?
300
Sadie jumped as high as she could. She tried again holding a bowling ball. How would the height of her jump be affected by Sadie holding a bowling ball?
What is her jump height would decrease because the mass increased?
300
Remy and Denalee had a race. Remy traveled 300 meters in 2 minutes. Denalee ran 220 meters in 2 minutes. How much faster was Remy?
What is 40 meters per minute?
Remy: 300/2=150 meters per minute
Denalee 220/2=110 meters per minute
400
Tommy tore a piece of paper into pieces. How does the mass of all the pieces compare to the mass of the paper before it was torn?
What is "it is equal?"
400
What are two chemical changes you could do to this apple?
What are "bake it, burn it, make it spoil?" etc.
400
Ava filled a water bottle with water and drew a line to mark the water level. How would the water be affected if the water and the bottle were placed in the freezer?
What is the water would become a solid and expand?
400
Why do you need more force to push a wagon up an incline than on a flat surface?
What is because you need to overcome the pull of gravity?
400
It took Colton 30 minutes to ride 3 miles to Marc's house. What was his average speed?
What is 0.1 mile per minute?
500
A solution of sugar, salt, and water has a mass of 425 grams. There are 250 grams of water and 75 grams of salt. How many grams of sugar were added to the solution?
What are 100 grams?
500
What are two signs of a chemical change, but not a physical change?
What are, "an unexpected color change, a new gas, a new odor?" etc.
500
Why do asphalt sidewalks get cracks in them over time?
What is because asphalt expands in the summer and cools in the winter?
500
Elijah pushed a cart of heavy books and stopped suddenly. What would most likely happen to the books on the cart?
What is they would slide off the front of the cart?
500
Describe the four types of lines on a distance-time graph. What do they mean?
1) flat horizontal line
2) diagonal line pointing up
3) diagonal line pointing down
4) curved line
What is 1) the object is stationary, 2) the object is moving away at a constant speed, 3) the object is returning at a constant speed, and 4) the object is changing speed?