Fact 1: An electric stove transforms electrical energy to heat energy. Fact 2: Kinetic energy is energy of movement and also includes heat energy and light energy. Given the two facts above, answer the question "What transforms electrical energy to kinetic energy?" with the following options: - an engine - mechanical waves - transportation technology - Riding a bike - Males and females - an electric stove - a hydraulic system - Firecrackers
an electric stove

(Question)
Fact 1: All chemical reactions require activation energy to get started. Fact 2: Catalysts lower the activation energy. Given the two facts above, answer the question "In what way does a catalyst help in chemical reactions?" with the following options: - Generating heat - lowered energy cost - metabolic reaction - heating liquids - by making heat - adding heat - increases a body's strength - preventing heat transfer
(Answer)
lowered energy cost

Ques: Fact 1: Eyes are used for seeing by animals by sensing light. Fact 2: Infrared light is invisible to the eye. Given the two facts above, answer the question "what light can animals not see?" with the following options: - Sand dollars - electricity - motion - sun's heat - photons - our star - heat - infrared
Ans: infrared

(Q).
Fact 1: Most fungi get organic compounds from dead organisms. Fact 2: Mushrooms and molds are fungi. Given the two facts above, answer the question "What can get organic compounds from dead organisms?" with the following options: - roots - air - Most plants - nitrogen - ferns - mushrooms - bacteria - oxygen
(A).
mushrooms

Ques:Fact 1: Echinoderms lack a centralized nervous system. Fact 2: Starfish and sea urchins are also echinoderms. Given the two facts above, answer the question "What lacks a centralized nervous system?" with the following options: - Damaged hearing - Pesticides - Cats - insects - Sea urchins - barnacles - Humans - Fish

Ans:Sea urchins

Fact 1: Boiling means change from a liquid into a gas by adding heat energy. Fact 2: Gas is the source of energy for heating water and for the stove. Given the two facts above, answer the question "What heats water for boiling?" with the following options: - water - ice - magnets - Heat - ligt - fire - gas - salt
gas