![]() ![]() These example sentences are selected automatically from various online news sources to reflect current usage of the word 'reactivity.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. ![]() Science & Food, Discover Magazine, 25 Oct. Photosynthesis Frank Krahmer / Getty Images Plants apply a chemical reaction called photosynthesis to convert carbon dioxide and water into food (glucose) and oxygen. 2022 Their unique genus may suggest that more differences exist however, based solely on physical observations and their reactivity to water, basil and chia seeds seem closely related. Simple examples of everyday reactions include digestion, combustion, and cooking. 2022 According to a 2014 study, ambivalent friendships, defined as having contradictory qualities, can have a detrimental effect on our health, including our heart rate reactivity and anxiety levels. ![]() Fujifilm X-T5 pre-production sample gallery (DPReview TV) Nov 4, 2022. Both reactions release a gas and both finish at the same volume. At higher temperatures, particles can collide more often and with more energy, which makes the reaction take place more quickly. Anokhi Saklecha, Discover Magazine, 14 Apr. Pentax announces the KF, a slightly-tweaked version of its K-70 APS-C DSLR. Increasing the temperature a reaction takes place at increases the rate of reaction. Ncbi Rofl, Discover Magazine, 6 June 2012 These tests claim that a high level of IgG associated with a certain food indicates a reactivity. 2022 In horses and cattle, hair whorls have been shown to act as a structural marker of reactivity and behavioral lateralization. 2022 Further implicating the chemokine, the increase was localized specifically to the white matter of the hippocampus, with no reactivity in cortical or other subcortical white matter. 2023 While Hanks gives Parker a giddy skip to his step, Butler is nearly stone-faced, leaning into kiss after kiss with little reactivity. 2023 Arousal and reactivity symptoms relate to a person feeling on guard or daily activities such as sleeping or concentrating on a task. Carla Delgado, Discover Magazine, 26 Jan. For example, a pile of corn starch is relatively inert. For example, baking soda and water are not particularly reactive, while baking soda and vinegar readily react to form carbon dioxide gas and sodium acetate. Combustion Reactions Exothermic gives off heat. Recent Examples on the Web The University of Michigan researchers found that the use of devices to calm boys and children with high temperamental surgency (like hyperactivity or impulsiveness) was associated with higher emotional reactivity. In other words, reactivity depends on the context in which a substance is viewed. In this video well look at several examples of combustion reactions based on the general definition. ![]()
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