5.4

Which of the following is an example of a chemical property?

• melting

• bending a paper clip

• rusting

• boiling water

Which 2 kinds of particles make up the nucleus of an atom?

• electrons and neutrons

• electrons and nuclei

• protons and neutrons

• protons and kryptons

What causes a change in the state of matter?

• physical properties

• chemical energy

• temperature

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Water freezing to ice is an example of a:

• Physical change

• Chemical change

Tags

NGSS.MS-PS1-4

Burning wood to ash is an example of a:

• Physical change

• Chemical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Smashing a piece of candy into smaller pieces is an example of a:

• Physical change

• Chemical change

When using a toaster, electrical energy is transformed into _______________________ energy.

• mechanical

• radiant

• thermal

When an electric current flows through a wire wrapped around an iron nail, what is formed?

• lightning

• open circuit

• electromagnet

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

To increase the strength of an electromagnet, you would ____________________ the number of coils around the nail.

• decrease

• increase

Tags

NGSS.MS-PS2-3

You will have a stronger electromagnet if you wrap which material around the iron nail?

• copper wire

• rubber band

• yarn

Tags

NGSS.MS-PS2-3