4th Grade Chapter 1 Science Review

Sam visits a Florida farm that raises wheat, a type of plant. Sam had never seen wheat growing before. Which is the best way for Sam to learn more about wheat?

Choose the BEST answer!

• Visit a website for food and drink that contains a lot of wheat.

• Look for wheat that might be growing around the neighborhood.

• Read the list of ingredients on a food package that contains wheat.

• Read a book about wheat from the school library. A book is an excellent source of information.

The Science class is investigating how fast objects fall to the ground. Why would items have different times?

• Some items are heavier than other items.

• The person doing the timing was using a digital timer and might have made an error in pressing the start or end time.

• Some items were thrown instead of dropped.

• One group has more people than the other groups.

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A long time ago people thought that the Sun moved around the Earth. However, we now know that the Earth rotates on its axis as it moves around the Sun. What statement shows that Galileo based his explanation on evidence?

• Everyone now knows how the Earth moves now.

• Galileo used logical reasoning to explain it.

• Galileo used a model to show how it moved.

• Galileo recorded observations of the sky that supported his conclusion.

Which activities show a creative thinker?

• Someone using safety equipment correctly.

• Recording observations in a journal.

• Design an experiment to answer a question.

• Measure an object.

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Why is a model of the solar system helpful?

• A model shows actual sizes and distances.

• A model shows all the features of the real thing.

• The model is small enough to observe.

• The model helps explain why there are only 8 planets.

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When planning and implementing an investigation, you should do several things. What must be a part of an investigation? Choose the BEST two answers.

• Provide Evidence

• Create Ideas

• Make Observations

• Test things

• Have an Experiment

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A class was observing animals at a zoo. One student noticed several monkeys, including an adult monkey and a baby monkey, near it. Which is the most useful observation that the student could record as EVIDENCE?

• Both the mother and baby were healthy.

• The adult and the baby were both gray.

• The adult monkey was the parent of the baby monkey.

• The baby monkey liked being close to the parent monkey.

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Which lesson will you most likely have in Science class?

• How to paint a solar system.

• A lesson on Greek mythology.

• A lesson on mountains, hills, valley, and other landforms.

• The bodies of government.

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