An automobile engine transforms chemical energy into mechanical energy, and chemical energy is the energy stored in molecules. Given these facts, where is energy stored before being used by an automobile to create mechanical energy among the following options: - sunlight - layers of fat - The atmosphere - In molecules - fossil fuels - electrically - a hydraulic system - engines
In molecules

Some viruses can cause cancer, and human papillomavirus, or HPV, is the name of a group of viruses. Given these facts, what can HPV cause among the following options: - a hazard - harm - cancer - sweating - heightened abilities - anemia - good health - comfort
cancer

Q: Some viruses live in a dormant state inside the body, and when ferns are dormant it is as if they are hibernating. Given these facts, what can stay hidden in a hibernating state inside the body among the following options: - infections - blood cells - fungi - insects - viruses - honeybees - plasma - barnacles
A: viruses

Question: Completing a circuit causes electricity to flow through that circuit, and when completing the circuit, just touch the wire to the battery. Given these facts, what happens when the wire touches the battery among the following options: - chemical reaction - The battery glows - heat energy - The battery dies - Electricity flows - Electricity stops - electromagnetic energy - activation energy
Answer: Electricity flows

*Question*
Aplanet rotating causes cycles of day and night on that planet, and time is movement, the motion of the planet in its rotation and its movement around the sun. Given these facts, rotation cause what among the following options: - waves - seasons - cracks - weather - night - storms - Injury - motion
**Answer**
night

(Question)
If fossils of an animal or plant are found in a place then that animal or plant used to live in that place, and fossils are the remains of ancient plant and animals or the traces of their activities. Given these facts, where are the remains of animals found among the following options: - In hot climates - Where they lived - Sediment - important habitats - mouth of rivers - In cold climates - single-celled organisms - Where they migrated away from
(Answer)
Where they lived