Semester 1 Skill Check

Matter is anything that.....

• Has mass and takes up space

• Has mass and is visible

• Takes up space and has energy

• Has energy and is visible

What particle view below is a mixture?

• 
• 
• 
• 

What is the best classification for this substance?

• An element

• A compound

• A mixture

Is this a pure substance?

• Yes

• No

How would you name this sample? T = triangle, Sq = square, C = circle.

• T + Sq + C

• TC + Sq

• TC₄ + Sq₃

• TCSq

Is this image showing a homogeneous or a heterogeneous mixture? Image: Cesar salad

• homogeneous

• heterogeneous

Does this image represent a chemical or a physical change?

• Chemical change

• Physical change

make a valid measurement

• 73 mL
• 73.1 mL
• 76 mL
• 76.1 mL

There are equal numbers of ___ and ___ in an atom (if it's neutral)

• protons and neutrons

• protons and electrons

• neutrons and electrons

What subatomic particle(s) would be found orbiting the nucleus?

• Neutrons only
• Electrons only
• Protons and Neutrons
• Protons and Electrons