Science Midterm Practice Test 1 (physics final)

What does all matter have, whether it is moving or still? UNIT 1

• energy

• life

• motion

• parts

What must you find out after conducting an experiment and collecting data?

• if the answers are right

• if the results support your hypothesis

• if the answers can be corrected

• if the results can be changed

At the end of an experiment, after analyzing your results, what must you draw?

• a conclusion

• a bar graph

• a picture

• a chart

Where do scientists publish the results of their experiments?

• in letters to friends

• on television, radio, and the Internet

• in academic papers, science magazines, and on the Internet

• in books, magazines, and comic books

Which of the following is always a safety rule?

• Work as fast as possible.

• Never light a fire.

• Always follow your teacher's instructions.

• Take shortcuts if they are not dangerous.

Early scientists thought the shapes of birds’ wings help birds fly. In their first experiments, they made wings the same thickness and shape from front to back. This didn’t work. What might these scientists have done after they analyzed their results?

• tested the same hypothesis

• stopped conducting tests

• taken a vacation

• designed new wing shapes

Which is an example of a conceptual model?

• a model airplane

• a clay car in a wind tunnel

• a model of a galaxy forming

• a tub of water modeling temperatures in the oceans

Which of the following is the best definition of science?

• the process of memorizing answers about the natural world

• the process of gathering knowledge about the natural world

• the process of reading the knowledge of the known world

• the process of gathering knowledge about the ancient world

Which of the following is the most important part of gathering knowledge in science?

• looking up answers

• memorizing material

• asking questions

• using the Internet

What is physical science mainly about?

• the relationship between matter and energy

• the relationship between matter and light

• the relationship between molecules and matter

• the relationship between light and energy