A) gravity unit of measurement B) heavy C) grams D) pounds
A) force B) point C) location D) heavy
A) pull B) push C) motion D) direction
A) heaviness B) atmosphere C) properties D) weight (mass)
A) properties B) classify C) describe D) recognize
A) describe B) classify C) observe D) recognize
A) earth materials B) non-renewable C) characteristics D) energy forms
A) properties B) speed C) meters D) fast
A) properties B) definition C) example D) identify
A) loudness B) pitch C) speed D) reflect
A) wave B) volume C) vibration D) ray
A) absorb B) to fill C) dry D) environment
A) fill B) conduct C) carry D) speed
A) reflect B) refract C) bend D) shine
A) soil B) organs C) route D) functions
A) mass B) choice C) classify D) movement
A) kinds B) characteristics C) parts D) groups
A) recycle B) waste C) renewable D) recognize
A) renewable B) observe C) nonrenewable D) material
A) atmosphere B) natural environment C) ocean D) earth
A) properties B) waste C) earth materials D) constructed environment
A) change B) survive C) sustain D) adapt
A) rocks B) monsters C) organisms D) plants
A) oceans B) volcanoes C) atmosphere D) earth materials
A) question B) different C) ignore D) identify
A) living things B) organisms C) groups D) characteristics
A) structure B) function C) living things D) map
A) renewable B) observable C) gravity D) measure
A) reflection B) waves C) volume D) pitch
A) push B) gravity C) vibration D) move |