Cells & Organisms (7.L1U1)
What part of the cell controls all activities and holds DNA?
What is the nucleus?
What force pulls objects toward Earth?
What is gravity?
Energy of motion is called what type of energy?
What is kinetic energy?
What organism makes its own food using sunlight?
What is a producer?
The process that breaks rocks into smaller pieces is called what?
What is weathering?
Which organelle produces energy for the cell through cellular respiration?
What is the mitochondria?
What is the name of the force that slows objects down when surfaces rub together?
What is friction?
Stored energy is called what?
What is potential energy?
Animals that eat plants are called what?
What are herbivores?
Movement of rock and soil by water, wind, or gravity is called what?
What is erosion?
Which two structures are found in plant cells but NOT in animal cells?
What are the cell wall and chloroplasts?
Newton's First Law says objects at rest stay at rest unless acted on by what?
What is an unbalanced force?
What energy transformation happens in a flashlight?
What is chemical → electrical → light energy?
Organisms that break down dead material are called what?
What are decomposers?
The layer of Earth where we live is called what?
What is the crust?
This organelle stores water and helps maintain pressure inside plant cells.
What is the large central vacuole?
What happens to acceleration when force increases but mass stays the same?
What is acceleration increases?
Which type of energy travels as waves and does not need matter to move?
What is radiant energy?
What is the path of energy through organisms called?
What is a food chain?
What causes earthquakes?
What is movement of tectonic plates?
Explain why chloroplasts are important for plant survival.
What is chloroplasts perform photosynthesis and produce glucose for the plant?
A balloon rocket moves forward when air rushes out the back. Which Newton's Law explains this?
What is Newton's Third Law (action-reaction)?
Why does energy transfer from hot objects to cold objects?
What is heat moves from higher temperature to lower temperature?
What happens to an ecosystem if the top predator disappears?
What is prey populations increase causing imbalance?
Why do volcanoes form near plate boundaries?
What is magma rises where plates move or collide?