Science Practice quiz

Which form of energy are being compared in the students investigation?

• Light energy and electrical energy

• Mechanical energy and electrical energy

• Light energy and thermal energy

• Mechanical Energy and thermal energy

In this circuit what object can be used at position X for the budget to sound when switch K is closed?

• A power source

• An insulated wire

• Another bulb

• Another switch

A circuit is shown. Which light bulbs in the circuit will not produce light?

• A

• B

• C

• D

• E

Through which tube, if any will the light be seen and why?

• The bent tube only because the light bounces off the side of the tube and travels through the tube to the student eye.

• The straight tube only because the light travels in a straight line directly to the students eye.

• Both tubes because light travels equally well around straight and curved paths.

• Neither 2 because both tubes absorb all of the lights.

Which two switches can be open and still allow all of the parts to work?

• Switches 1 and 3

• Switches 1 and 4

• Switches 2 and 3

• Switches 3 and 4

Which change will reduce the amount of force needed to move the masses?

• Decrease the height of the ramp

• Increase the height of the ramp

• Add an additional mass

• Pull the spring scale with all your force.

Which action is most likely happening in section Y in the diagram?

• When to end rain, compacting rock into larger pieces.

• Water carrying rocking material to a new location.

• Chemicals in water, gluing sediments to each other.

• Pressure causing layers of sediment to form over time.