Intro to Physical Science warmup

The application of knowledge to solve practical problems is known as

• Science
• Curiosity
• Technology
• Experimentation

Which is NOT a branch of natural science?

• Physical science
• Life science
• Earth science
• Social science

Which state of matter has a definite volume but has a variable shape (depends on the container)?

• Solid

• Liquid

• Gas

• Plasma

In which state(s) of matter can materials take the shape of their containers?

• Solid and liquid
• Solid and gas
• Liquid and gas
• Liquid only

The study of matter and energy and the interactions between the two through forces and motion.

• Physical Science

• Biology

• Chemistry

• Physics

Which of these phase changes does NOT involve a liquid being in the liquid phase?

• sublimation
• vaporization
• evaportation
• boiling

What is the purpose of an experiment?

• to communicate data
• to test a hypothesis
• to prove a scientific law
• none of the above

Which of the substances is not an element?

• water
• hydrogen
• aluminum
• iron

Which action involves a chemical change?

• Making ice cubes
• Adding sugar to tea
• Cutting wrapping paper
• Baking a cake

In a ______, molecules are close together and vibrate - but do not flow.

• solid

• liquid

• gas

• plasma