Physical Science Test 2

Anything that occupies space and has mass is called ????????

• energy
• mass
• matter
• gravity

Aristotle first introduced the particle model of matter, true or false?

• True
• False

Which of the following statements describes the most workable model of matter?

• Physical matter exists in the form of particles in constant motion.
• biochemistry
• physical chemistry
• organic chemistry

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-1

What is Brownian motion?

• The science of the motion of projectiles.
• The constant, random motion of particles found in fluids that results from particle collisions.
• The branch of physics describing the motion of objects.
• The backfield motion of the Cleveland Browns football team.

Atoms consist of all the following except ?????????

• molecules
• electrons
• protons
• neutrons

Tags

NGSS.MS-PS1-1

The basic building block of all matter is the ????????

• molecule
• cell
• proton
• atom

Tags

NGSS.MS-PS1-1

A sample of gold has a volume of 24.97 mL and a mass of 481.95 g. What is the density of gold? (d = m/v).

• 0.052 g/mL
• 19.3 g/mL
• 12,034 g/mL
• 506.92 g/mL

Explain the difference between mass and weight. (Essay question on test)

• Weight is a physical property, while mass is a chemical property.
• Mass can change on the basis of location, but weight cannot.
• Mass is the amount of matter in an object, while weight is a measure of gravity.
• All of these are correct.

Which of the following statements correctly identifies the difference between weight and mass? (Multiple Choice question on test)

• Mass is the amount of matter in an object, while weight is a measure of gravity.
• Weight is a physical property, while mass is a chemical property.
• Mass can change on the basis of location, but weight cannot.
• All of these are correct.

The SI unit for both mass and weight is the gram, true or false?

• True
• False