Elementary Education: Science Content Knowledge Flashcards
7 cards from real PRAXIS practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Elementary Education: Science Content Knowledge flashcards as text
Which of the following is an example of a chemical change?
Answer: Burning wood
Burning wood is a chemical change because new substances like ash and smoke form.
What is the main source of energy for Earth's weather and climate systems?
Answer: The Sun
The Sun provides the energy that drives weather and climate on Earth.
During which stage does a caterpillar transform inside a chrysalis?
Answer: Pupa
The pupa stage is when metamorphosis occurs inside the chrysalis.
Which property describes how easily a material allows electricity to pass through it?
Answer: Conductivity
Conductivity measures how readily a material lets electric current flow.
An object floats in water because of which force pushing upward?
Answer: Buoyancy
Buoyancy is the upward force from a fluid that allows objects to float.
Which of these is the smallest unit of matter that retains an element's properties?
Answer: Atom
An atom is the smallest unit of an element that keeps its chemical properties.
Inherited traits are passed from parents to offspring through what?
Answer: Genes
Genes carry hereditary information passed from parents to offspring.