Physical Science Semester 1 Final Exam Practice Game

What is kinetic energy?

• energy of motion
• energy of position

What is density?

• the amount of matter (mass) in a certain amount of space (volume)
• the amount of space something takes up
• how big something is

What is science?

• the process of learning about the natural world through observations and experimentation
• the plan for solving math problems
• the process of convincing others you are right

What do scientists use to support explanations about how the world works?

• evidence
• fairy tales
• propaganda

What do scientists do during an experiment?

• manipulate variables to gather qualitative or quantitative data
• change the variables to make data look how they want it to look

What is a hypothesis?

• a proposed explanation to a scientific question
• a question about an observation

What do scientists use to answer questions?

• investigations and experiments
• soap and water
• pens and pencils

True or False: Scientists analyze and interpret data to reveal patterns and make sense of what the data means.

• True
• False

On a graph, the "x-axis" goes...

• from left to right on the bottom of a graph
• up and down on the side of a graph

What is the difference between a scientific law and a theory?

• A scientific law describes something that happens. A theory explains how something happens.
• A scientific law explains how something happens. A theory describes something that happens.