Physical Science Final Exam

Which of these substances have the LOWEST specific heat?

• aluminum

• iron

• copper

• tin

Energy changes from chemical to thermal when....

• steam makes a piston move

• coal burns and heats up water

• glow sticks light up

• liquid water converts into steam

When you stretch a rubber band, the type of potential energy is....

• chemical

• gravitational

• elastic

• nuclear

Temperature measures __________ energy of particles.

• thermal

• kinetic

• potential

• electrical

What type of heat transfer makes a hot pan cook an egg?

• convection

• conduction

• radiation

• transverse

What type of heat transfer comes from the sun?

• convection

• conduction

• radiation

• transverse

How could the strength of an electromagnet be increased?

• by reducing the length of the core of the electromagnet
• by using rubber material as the core for the electromagnet
• by decreasing the amount of current in the electromagnet
• by increasing the number of coils in the wires of the electromagnet

This is what the experimenter is manipulating or changing in the experiment.

• Independent Variable
• Dependent Variable
• Constants
• Results

What are the gray particles in the image of an atom?

• dust

• protons

• neutrons

• electrons

What is the term used to label the number of protons in the nucleus?

• pi

• atomic number

• number 1 teacher

• mass number