Post Test Review

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

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

Tags

CCSS.7.RP.A.3

What is the volume of Object X?

• 10.0 cm³
• 15.0 cm³
• 20.0 cm³
• 25.0 cm³

Tags

CCSS.HSG.MG.A.2

What is the formula for density?

• density = mass x volume
• density = mass / volume
• density = mass + volume
• density = mass - volume

Frank has a paper clip. It has a mass of 9g and a volume of 3cm³. What is its density?

• 3 g/cm³
• 1/3 g/cm³
• 27 g/cm³
• 39 g/cm³

Tags

CCSS.HSG.MG.A.2

What element is represented by the Chemical symbol Mg

• Manganese
• Magnesium
• Molybdenum
• Mitrium

What is the chemical symbol for the element Silicon

• S
• Si
• si
• Sl

A large house being heated by heater warms a house when the air is circulating.

• Convection
• Conduction
• Radiation
• insulation.

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Which situation best represents convection?

• Heat from a campfire
• A hot air balloon taking off
• Touching a hot piece of metal
• Getting sunburned

Tags

NGSS.HS-PS3-4

Two objects at different temperatures are in contact. Which of the following happens to their thermal energy?

• Their thermal energies remain the same.
• Thermal energy passes from the cooler object to the warmer object
• Thermal energy passes from the warmer object to the cooler object.
• Thermal energy passes back and forth equally between the two objects.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

The roller coaster cart has the most gravitational potential energy at position (stored energy)-

• W

• X

• Y

• Z