The surface of a beach is formed by mechanical weathering, and examples of mechanical waves include water waves, waves on a string, and sound waves. Given these facts, the surface of a beach is formed by what among the following options: - cracking - ocean surface - water type - sun's heat - water waves - forces - evaporation - water views
water waves

(Question)
Animals are a kingdom of multicellular eukaryotes, and invertebrates make up the majority of the animal Kingdome. Given these facts, what group makes up the majority of multicellular eukaryotes among the following options: - Most plants - solid, liquid, gas - orchids - Plant reproduction - Veins and arteries. - passenger pigeons - Invertebrates - insects
(Answer)
Invertebrates

Ques: Most invertebrates have a nervous system, and jellyfish and insects are invertebrates. Given these facts, what has a nervous system among the following options: - Nerve tonic - Jellyfish - Air - fur seals - Cardiovascular system - animals - chickens - elephants
Ans: Jellyfish

(Q).
Friction causes the temperature of an object to increase, and if there is no movement friction is zero. Given these facts, movement causes the temperature of an object to what among the following options: - friction - Rise - Newton's laws - reduce - inertia - it expands - It decreases - increase
(A).
increase

Ques:Some touch receptors sense differences in temperature or pain, and touch receptors are a type of mechanoreceptor. Given these facts, some mechanoreceptors sense what in temperature among the following options: - Energy - Energy. - hunger - pain - differences - kinetic energy - heat energy - similarities

Ans:differences

Ques:Hair is a fiber that is found only in mammals, and mammals are vertebrates with fur or hair. Given these facts, what are mammals among the following options: - dinosaurs - animals - fish - Animal survival - supersonic - vertebrates - invertabrates - four limbs

Ans:
vertebrates