Into Chemistry Pre- Assessment

Chemistry is a

• Life Science

• Physical Science

• Earth Science

The smallest unit of matter is the:

• molecule

• atom

• quark

• compound

The three states of matter are:

• compound, element, mixture

• solid, liquid, gas

• intrinsic, extrinsic, intertrinsic

• dry, wet, moist

Atoms are made up of:

• alpha, beta, gamma particles

• quarks, leptons, muons

• elements, mixtures, compounds

• protons, neutrons, electrons

The positively charged particle in an atom is called the

• neutron
• ion
• proton
• electron

What do we call anything that has mass and takes up space?

• science
• energy
• matter
• all of the above

The symbol K represents which element?

• Calcium

• Potassium

• Gold

• Kellog

What are physical properties?

• changes in which one or more new substances are formed

• characteristics of a substance that can be observed or measured without changing the substance into something else

• characteristics of a substance related to changing the substance into something else

• the ability for a substance to react chemically

A measure of the pull of gravity on an object is ___________.

• mass

• weight

• volume

• density

Which of the choices below is an example of a physical change?

• Cutting paper

• Baking a cake

• a nail rusting

• burning wood