Fact 1: Phase changes do not change mass. Fact 2: Melting is a phase change. Given the two facts above, answer the question "What happening to something will not change its mass?" with the following options: - growing - Dilution - energy - doubling - melting - It expands - Energy. - shrinking
melting

(Question)
Fact 1: Agasoline lawn mower converts gasoline into motion. Fact 2: Gasoline lawn mowers can be as bad as cars when it comes to emissions. Given the two facts above, answer the question "Gasoline mowers can have as many emissions as what?" with the following options: - efficient mowers - coal - cars - buses - lawn mower - oil - gas - electric scooters
(Answer)
cars

Ques: Fact 1: Heating salt water causes the water to evaporate while the salt remains. Fact 2: Steam that rises from a pot of boiling water is water than has evaporated . Given the two facts above, answer the question "What happens when salt water is boiled?" with the following options: - Water turns into steam - heat is produced - Plant growth is reduced - get chemical reactions started - It gets heated up - The water gets colder - Salt turns into steam - The salt disappears
Ans: Water turns into steam

(Q).
Fact 1: Biomass is the total mass of organisms at a trophic level. Fact 2: Herbivores are the second trophic level and graze on plants. Given the two facts above, answer the question "Biomass is the total mass of organisms on a level such as what" with the following options: - Energy - trees - Energy. - bottom of feet - herbivores - kinetic energy - animals - energy usage
(A).
herbivores

Ques:Fact 1: Amphibians have permeable skin that easily absorbs substances from the environment. Fact 2: Some substances are harmful to the body and block biological systems. Given the two facts above, answer the question "What can amphibians permeable skin do?" with the following options: - Display wealth - Make money - resistance - Help them fly - Vibrates - Harm them - It expands - Damages them

Ans:Harm them

Question: Fact 1: Aflashlight requires a source of electricity to produce light. Fact 2: Flashlights and remote controlled cars get their energy from batteries. Given the two facts above, answer the question "what do cars use?" with the following options: - heat energy - electricity - wind - water - to move people - oxygen - sensory neurons - engines
Answer:
electricity