Biology
What part of the cell controls what enters and exits?
What is the cell membrane?
What is the smallest unit of an element?
What is an atom?
What is the unit of force?
What is the newton (N)?
A microscope has an ocular lens with 10x magnification and an objective lens with 40x magnification. What is the total magnification when both lenses are used together?
What is 400x?
What is the atomic number of oxygen?
What is 8?
Which organelle is responsible for protein synthesis?
What is the ribosome?
What is the difference between an endothermic and exothermic reaction?
What is an endothermic reaction absorbs energy, while an exothermic reaction releases energy?
A 2-kg object accelerates at 3 m/s². What is the force acting on it?
What is 6 N?
If you have 5 moles of NaCl, how many grams of NaCl do you have?
What is 292.5 g?
What is the chemical formula for methane?
What is CH₄?
What is the main function of the mitochondria?
What is to produce energy (ATP) for the cell?
What does the Law of Conservation of Mass state?
What is mass is neither created nor destroyed in a chemical reaction?
Which energy is stored in an object due to its position?
What is potential energy?
A car is moving at 20 m/s. How far will the car travel in 10 seconds?
What is 200 meters?
What does photosynthesis produce as a byproduct?
What is oxygen?
What is the process by which plants make their own food?
What is photosynthesis?
What is the difference between an acid and a base?
What is an acid releases H⁺ ions, and a base releases OH⁻ ions?
What does Newton's Second Law of Motion state?
What is Force = mass × acceleration?
You have a 1.5 M solution of HCl. How many liters of this solution do you need to obtain 3 moles of HCl?
What is 2 L?
What is the unit of power?
What is the watt (W)?
What is the difference between prokaryotic and eukaryotic cells?
What is prokaryotic cells lack a nucleus, and eukaryotic cells have a nucleus?
What type of bond involves the sharing of electrons?
What is a covalent bond?
What is the energy conversion when a car brakes?
What is kinetic energy to heat energy?
A 10-kg object is lifted 5 meters above the ground. How much potential energy does it have?
What is 490 joules?
What is the most abundant gas in Earth's atmosphere?
What is nitrogen?