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- 1. Multiple ChoiceLuke used this 2-d model of his classroom on a computer that uses perspective to make it look like a 3-d model.He wants to know if the classroom is longer than it is tall.How can he use evidence from this model to answer the question? There are 9 meters floor length,5 meters floor width, and 3 meters ceiling height.He can look at the length of the floor.He can look at the height of the ceiling.He can compare the floor length and width.He can compare the floor length and the ceiling height.
- 2. Multiple ChoiceA student is studying different types of rocks.Which of the is the student must INFER?the age of the rocksthe mass of the rocksthe color of the rocksthe volume of the rocks
- 3. Multiple ChoiceJordan has been observing how well a type of plant grows in different locations.He concludes that a location with bright sunlight is best for the plant.Which of the following could be a reason for his conclusion?His friend told him that all plants need bright sunlight to grow.Plants he kept in shade grew better than plants he kept in the sunlight.Plants he kept in shade did not grow as well as plants he kept in sunlight.He thinks the plants he kept in sunlight would have grown better with more water.
- 4. Multiple ChoiceA student wants to find out how fast the temperature of water changes when it is under a hot lamp.Which science tools should the student use?thermometer and clockmeter stick and hand lensmicroscope and pan balancespring scale and tape measure
- 5. Multiple ChoiceMia wants to know know how fast a ball rolls down a ramp.Which action would BEST help her find this out?Construct a hypothesis.Explain why the balls roll so fast.Observe the ball rolling on the floor.Measure the ball's speed down the ramp.
- 6. Multiple Choice
Different groups of students used a ruler to measure the length of a leaf, as shown below.They recorded the measurements in their science notebooks.The picture shows where the leaf ended.Which group recorded the MOST accurate measurement of the leaf?Group 1-3.25Group 2-3.50 cmGroup 3-more than 3 cmGroup 4-between 3 and 4 cm - 7. Multiple ChoiceJake wants to name and describe the parts of an insect to his classmates.Which BEST describes what he should do?Make a 3-D model of an insect with clay.Have his classmates look at an insect with a hand lens.Make a 2-D model of an insect and label its parts.Write a report comparing different kinds of insects.
- 8. Multiple ChoiceA scientist studies a table of data she has collected and recorded.She decides what the results mean and draws a conclusion.What does the scientist do next?She makes a prediction.She makes a hypothesis.She conducts an investigation.She communicates her results.
- 9. Multiple ChoiceA scientist has spent a year conducting an investigation.He concludes that evidence from his work does not support his hypothesis.What should the scientist do next?forget this investigation and choose a new promblemtry to make up evidence that supports his hypothesislook at the evidence and see if he can make a new hypothesislook at the information and find a different way to organize results
- 10. Multiple ChoiceGrace hypothesizes that hot water will cause a sugar cube to dissolve faster than cold water will.She investigates by filling three cups:one with hot water, one with cold water, and one with ice water.She drops a different number of sugar cubes in each cup.Which BEST describes how Grace could improve the fairness of her investigation?She should not have used three cups of water.She should have used beakers instead of cups.She should have used more variables.She should not have two variables that change.
- 11. Multiple ChoiceA student builds a clay model to investigate volcanoes.He mixes baking soda and vinegar at the top of the model.When mixed together the baking soda and vinegar fizzle and flow over the top.This reaction makes his volcano appear to erupt.How is this model useful?It sparks fire like a real volcanoIt shows what areal volcano looks like.It shoots out material that is hot and then cools.It models how lava and gases can escape from a volcano.
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