Chemistry Final Review

Look at the picture. What is Lindsay doing that demonstrates safe or unsafe lab behavior?

• Drinking chemicals in the lab

• Hair is tied back, wearing goggles, and wearing safety apron

• Hair is not tied back around open flame

• Horseplaying in the lab

• While heating, test tube is pointed away from self and others

Look at the picture. What is Sarah doing that demonstrates safe or unsafe lab behavior?

• Drinking chemicals in the lab

• Hair is tied back, wearing goggles, and wearing safety apron

• Hair is not tied back around open flame

• Horseplaying in the lab

• While heating, test tube is pointed away from self and others

Look at the picture. What is Savannah doing that demonstrates safe or unsafe lab behavior?

• Drinking chemicals in the lab

• Hair is tied back, wearing goggles, and wearing safety apron

• Hair is not tied back around open flame

• Horseplaying in the lab

• While heating, test tube is pointed away from self and others

Look at the picture. What is Will doing that demonstrates safe or unsafe lab behavior?

• Drinking chemicals in the lab

• Hair is tied back, wearing goggles, and wearing safety apron

• Hair is not tied back around open flame

• Horseplaying in the lab

• While heating, test tube is pointed away from self and others

Look at the picture. What is Fredy doing that demonstrates safe or unsafe lab behavior?

• Drinking chemicals in the lab

• Hair is tied back, wearing goggles, and wearing safety apron

• Hair is not tied back around open flame

• Horseplaying in the lab

• Drinking from lab glassware during a lab

Look at the picture. What is Evan doing that demonstrates safe or unsafe lab behavior?

• Drinking chemicals in the lab

• Hair is tied back, wearing goggles, and wearing safety apron

• Hair is not tied back around open flame

• Horseplaying in the lab

• Drinking from lab glassware during a lab

What is a compound?

• A type of matter with fixed composition

• Two or more substances that can be separated

• A mixture that is not even throughout

• Two or more elements chemically combined together

Tags

NGSS.MS-PS1-1

What is a substance?

• A type of matter with fixed composition

• Two or more substances that can be separated

• A mixture that is not even throughout

• Two or more elements chemically combined together

What is an element?

• A substance made of atoms that are all alike

• Two or more substances that can be separated

• A mixture that is not even throughout

• Two or more elements chemically combined together

Tags

NGSS.MS-PS1-1

What is a mixture?

• A substance made of atoms that are all alike

• Two or more substances that can be separated

• A mixture that is not even throughout

• Two or more elements chemically combined together