The spoon will increase in thermal energy, and the soup will decrease in thermal energy.

Both the spoon and the soup will increase in thermal energy.

The spoon will decrease in thermal energy, and the soup will increase in thermal energy.

Both the spoon and the soup will decrease in thermal energy.

amplitude

crest

period

trough

53.8 J

107.5 J

451.6 J

903.2

75 J

539 J

1,100 J

10,780 J

because they have like charges

because they have unlike charges

because they have the same number of protons

because they have the same number of electrons

The flat piece of paper has more mass.

The crumpled piece of paper has more mass.

The frictional force of air has more effect on the falling flat piece of paper.

The frictional force of air has more effect on the falling crumpled piece of paper .

The mass of the object decreases with higher elevation.

The force of gravity acting on the object increases with higher elevation.

The force of gravity acting on the object decreases with higher elevation.

The mass of the object increases with higher elevation.

Static

Sliding

Rolling

Fluid

They each pull on the rope with the same amount of force, so the net force is zero.

They each exert the same amount of friction against the ground, so the net friction is zero.

Their forces are not balanced, but gravity keeps them from moving.

The two students have the same mass.

iron filings

copper wire

bronze pipe

titanium plate

Ice cubes melt into water

Boiling pots of water turn into steam

Fireworks explode during a holiday

Pieces if KCl dissolve in water

inertial

electromagnetic

gravitational

mechanical

water

sugar

flavoring

carbon dioxide

1

2

3

4

reflection

refraction

congregation

dispersion

a windmill

a solar cell

a chemical storage battery

rotating coils in a magnetic field

They easily form ionic bonds w/ each other.

They easily form covalent bonds w/ each other.

They easily combine w/ atoms of oxygen.

They easily become highly charged ions.

A ball dropped from the top of a building increases in speed until it hits the ground.

A block sliding freely on level ice increases in speed until it hits a wall

A child playing on a swing moves fastest at the bottom of the swing's path.

They easily become highly charged ions.

atom j (27 protons, 32 neutrons) and atom L (27 protons, 33 neutrons)

atom Q (56 protons , 81 neutrons) and atom R (57 protons , 81 neutrons)

atom V (8 protons , 8 neutrons) and atom W (7 protons, 8 neutrons)

atom S (17 protons, 18 neutrons) and atom T (18 protons, 17 neutrons)

1 kg and 1 kg

1 kg, and 2 kg

2 kg and 1 kg

2 kg and 2kg

distance and direction

distance and mass

time , distance, and volume

distance and time

conduction

convection

thermoelectric

radiation

electrons

neutrons

ions

isotopes

Na and Cu

K and Cl

Ne and O

Li and Mg

violet is a gas

silver-black solid

reacts w/ starch to give a dark blue color

a solid in room temperature