Crumple means change shape from smooth into compacted by physical force, and crumple zones and bumpers are often weaker and poorer performing than in cars. Given these facts, what part of a car easily changes shape from smooth to compacted by physical force among the following options: - rock  - arteries  - fender-bender  - an object  - bumper  - wreck  - Gravity  - sedan
bumper

Light enters the eye through an opening called the pupil, and if there is a strong light, the pupil gets smaller. Given these facts, what do pupils get when reacting to strong stimuli among the following options: - smaller  - Energy.  - grow  - Energy  - It expands  - expelled  - properties  - nerves
smaller

Aflashlight requires a source of electricity to produce light, and batteries are a better source of DC electricity. Given these facts, what does a flashlight require to produce light among the following options: - condensation  - energy  - direct energy  - batteries  - sunlight  - h2o  - energy usage  - heat energy
batteries

Alight bulb converts electrical energy into light energy when it is turned on, and lamps convert electrical energy to electromagnetic radiation or light. Given these facts, turning on what will emit electromagnetic radiation among the following options: - vehicles  - satellites  - light bulb  - buses  - Firecrackers  - sensory neurons  - an object  - engines

light bulb