Fall Final Review Day 1

A block of aluminum occupies a volume of 15 cm³ and has a mass of 40.5 g. What is its density?

• .37 g/mL

• 605.5 g/mL

• 2.7 g/mL

• 25.5 g/mL

Jack has a rock. The rock has a mass of 14 g and a volume of 2 cm³. What is the density of the rock?

• 7 mL
• 7 g/cm³
• 28 g/cm³
• 1/7 g/cm³

How many inches are in 1 mile? (5280ft = 1mi; 12in = 1ft)

• 66330in

• 63360in

• 63660in

• 63066in

The Olympic record for the high jump is just over 2.6 yards. What is that distance in feet? (3 ft = 1 yd)

• 0.867 ft

• 7.8 ft

• 8.07 ft

• 8.27 ft

A physical change...

• changes the physical properties of an object, but does not create a new substance.

• creates a new substance and cannot be undone.

A chemical change

• changes the physical properties of an object, but does not create a new substance.

• creates a new substance and cannot be undone.

Is this an example of a physical or chemical change?

• physical

• chemical

Is this an example of a physical or chemical change?

• physical

• chemical

Is this an example of a physical or chemical change?

• physical

• chemical

What is an example of a Chemical change?

• Ripped paper 
• boiled egg
• cracked egg
• sugar in water