If if a gas is heated the density decreases, then what happens to the density of a gas when heated? Answer choices: - stays constant - Temperature - energy - Energy. - decreases - nothing - Evaporation - increases
decreases

(Question)
If the flow of water can cause a landslide, then what can cause landslides? Answer choices: - The flow of water - loose soil - Drought - deforestation - Adequate subsurface drainage - mouth of rivers - Physical weathering - Lack of rain
(Answer)
The flow of water

Ques: If electricity can be used for seeing in the dark, then what can help with seeing in the dark? Answer choices: - bushes - Eyedroppers - Magic - satellites - cactuses - Electricity - Telescopes - focusing a lens
Ans: Electricity

(Q).
If dust harms the respiratory and circulatory systems, then what harms the respiratory and circulatory systems? Answer choices: - oil - Cars - coal - water - air - sulfur - bees - dust
(A).
dust

Ques:If electrons separating from atoms in certain bright astronomical objects forms plasma, then electrons separating from what in certain bright astronomical objects forms plasma? Answer choices: - flames - iron - Energy. - atoms - matter - energy - quarks - rocks

Ans:atoms

Ques: If viruses contain a right hand double helix of polynucleotides but not much else, then what contain a right hand double helix of polynucleotides but not much else? Answer choices: - orchids - newsprint - alleles - Viruses - soil - ferns - animals - plants
Ans:
Viruses