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Worksheets12/13/22 - Science Reteach Lesson
Total questions: 13
Worksheet time: 20mins
Part A
Which statement best describes the effect of mixing the two liquids in the experiment?
A) The mass of the liquids increases.
B) The phase of one of the liquids changes.
C) The properties of the liquids change.
D) The temperature of the liquids decreases.
Part B
Which statement best explains the cause of the answer to Part A?
A) New substances are formed.
B) Solution A becomes a solid.
C) The solid is heavier than the liquids.
D) Stirring makes the temperature of the liquids change.
Part A
What causes the glow stick to produce light?
A) new material is formed when the glass mixes with Chemical W.
B) new material is formed when the glow stick's temperature changes.
C) new material is formed when Chemical X and Chemical W are shaken.
D) new material is formed when Chemical X mixes with Chemical W.
Part B
Which evidence best supports the answer to Part A?
A) The glow stick is brighter in cold temperatures.
B) The glass capsule is broken and cannot be fixed.
C) The glow stick produces light after the two chemicals are mixed.
D) The two chemicals are separated inside a solid container.
Part A
Which statement best describes the balloon and the dry ice at the end of the experiment?
A) The total mass decreased and the total volume increased.
same.
B) The total mass increased, and the total volume decreased.
C) The total mass remained the same, and the total volume increased.
D) The total mass decreased, and the total volume remained the same.
Part B
Which statement best explains the answer to Part A?
A) The dry ice inside the balloon got smaller over time.
B) The balloon expanded as it took in air from the room.
C) The balloon and the dry ice got warmer as they changed size.
D) The dry ice became a gas that was trapped inside the balloon.
Hardness (how easily a mineral can be scratched) can be used to identify or classify minerals.
Which method would best help a scientist compare the hardness of these three minerals?
A) seeing whether a fingernail can put a dent in each mineral
pieces to break off
B) seeing whether each mineral can scratch the other two minerals
C) seeing whether each mineral breaks apart when dropped on a wood floor
D) seeing whether hitting each mineral with a hammer will cause pieces to break off
A scientist scrapes mineral W across a ceramic tile and observes a pink streak on the tile.
Which statement best explains how the pink streak is created?
A) The pink streak is created by the ceramic tile.
B) The pink streak is created by tiny particles of the mineral.
C) The pink streak is created by the pink color of the mineral.
D) The pink streak is created by a reaction that occurs between the mineral and the ceramic tile.
Which graph best represents how the length of the shadow changes during the day?
A group of friends was talking about why the Sun appears larger than other stars in the sky. They compared the appearance of the Sun with that of other stars.
Which situation best models how the Sun appears larger than other stars?
A) People who are close to you have more mass than people who are farther away.
B) Trees that are close to you appear taller than trees that are farther away.
C) Houses that are close to you appear smaller than houses that are farther away.
D) Mountains that are close to you have a greater volume than mountains that are farther away.
Based on the graph, which estimate best describes the areas of Earth's surface covered with salt water and fresh water?
A) 69% salt water and 2% fresh water
B) 29% salt water and 69% fresh water
C) 2% salt water and 29% fresh water
D) 69% salt water and 29% fresh water
A student observes what happens when he releases a wadded-up piece of paper, a baseball, and a rock from one meter above the ground all at the same time. All three objects move in the same direction.
Part A
Which claim can be made based on the student's observations?
A) The volume of the objects causes the objects to fall down toward Earth.
B) The rotation of Earth causes the objects to fall down toward Earth.
C) The density of the objects causes the objects to fall down toward Earth.
D) The gravitational force of Earth causes the objects to fall down toward Earth.
Part B
Which piece of evidence best supports the answer to Part A?
A) The rock made the loudest noise when it hit the ground.
hit the ground.
B) The baseball and the rock hit the ground just before the paper did.
C) The paper, the baseball, and the rock fell when the student let go of them.
D) The paper and the baseball bounced several times after they hit the ground.
