P.S. FINAL EXAM PRACTICE TEST PHYSICS FALL 23

The study of the interactions between matter and energy is called ___.

• chemistry

• astronomy

• biology

• physics

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

NGSS.MS-PS1-4

The study of the properties of matter and how it changes is called ___.

• chemistry

• astronomy

• biology

• physics

Tags

NGSS.MS-PS1-4

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following statements is the law of the conservation of energy?

• Energy can be created but not destroyed. And energy can be transformed or converted from one form of energy to another.

• Energy can neither be created or destroyed. Energy is only transformed or converted from one form of energy to another.

• Energy cannot be created but is destroyed when it is used. Energy is transformed or converted from one form of energy to another until it decreases to nothing.

• Energy can be created and destroyed. Energy is created when objects move and it is destroyed when they stop moving.

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-4

When you rub your hands together, heat is produced, so energy from the kinetic energy of particles produces ___ energy.

• nuclear

• chemical

• mechanical

• electrical

• thermal

The SI unit for energy is the _____.

• watt, W

• energon, E

• joule, J

• newton, N

What type of heat transfer occurs when you touch something that feels hot?

• convection

• conduction

• radiation

Answer explanation

CONDUCTION - Heat transfer by contact

CONVECTION - Heat transfer by moving currents through liquids and air

RADIATION - Heat transfer by heat moving through air and space

What type of heat transfer occurs when warm air circulates in a cool room to warm the room?

• convection

• conduction

• radiation

Answer explanation

CONDUCTION - Heat transfer by contact

CONVECTION - Heat transfer by moving currents through liquids and air

RADIATION - Heat transfer by heat moving through air and space

Tags

NGSS.MS-PS3-3

What type of heat transfer occurs when you feel the heat of a hot cup o' cocoa before you take a sip?

• convection

• conduction

• radiation

Answer explanation

CONDUCTION - Heat transfer by contact

CONVECTION - Heat transfer by moving currents through liquids and air

RADIATION - Heat transfer by heat moving through air and space

The energy of motion is ___ energy.

• potential

• kinetic

• elastic

• chemical

Tags

NGSS.MS-PS3-1

The energy of position is ___ energy.

• potential

• kinetic

• elastic

• chemical

Tags

NGSS.MS-PS3-2