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Physics
Physics
High School
1. Reflection Question: What are some actions or activities that can affect your heart rate and respiratory rate and cause either or both of them to increase or decrease?
Physics
High School
The friction of the water on a boat produces an acceleration of -10 m/s2. If theboat is traveling at 30 m/s and the motor is shut off, how long does it take the boatto slow down to 5.0 m/s?a2.5 sb 2.35c2.2 sd2.0 s
Physics
High School
In need of help!!!!!!
Physics
High School
What does this indicate about the claim?
Physics
High School
Why does stone take so long to cool?
Physics
College
HELP ASAP CORRECT ANSWER ONLY 10 PTS Collaboration, listening, and negotiating are considered __________ skills. interpersonal mathematical personal verbal
Physics
High School
What is a hypothesis? A. a statement that can be tested through a scientific investigation B. a description of the steps involved in an experiment C. a statement that summarizes the results of an experiment D. a question that cannot be scientifically tested
Physics
College
a cart travels 3.00 meters east and then 4.00 meters north. the magnitude
Physics
College
what is surface tension
Physics
High School
8An airplane flies 8000 m in 30 seconds. Calculate the velocity of the airplane. U(10 Points)O 0.27 m/s16 m/s267 m/s24,000 m/s
Physics
College
iv. When you use a hand pump to inflate the tires of your bicycle, the pump gets warm after a while. Why? What happens to the temperature of the air in the pump as you compress it? Why does this happen? When you raise the pump handle to draw outside air into the pump, what happens to the temperature of the air taken in? Again, why does this happen?reason
Physics
High School
describe how changing the particles changed the atom
Physics
College
The unit of the Power of a correction glass is the Diopter (D), As you know the Di ressed by means of a meter and thus we could express it as: A. TC/(Ns) B. Cv/N C. J/N D. None of abovewhere T- Tesla, v-volt, C-Coulomb, J-Joule
Physics
High School
An object of mass 30 kg is falling in air and experiences a force due to air resistance of 50 newtons. Determine the net force acting on the object:
Physics
High School
how does mass affect gravity????
Physics
High School
Use the reaction equation to answer the question6CO2 + 6H20 - C6H12O6 + 602The reaction equation shows a common chemical reaction. Where does this reaction commonly occur?Ain soap mixed with oilBin candle wax as it burnsin the leaves of a plantDin animals digestive systems
Physics
College
Complete the sentence with the word "element" or "compound." O is a(n) and H2O2 is a(n)
Physics
Middle School
A student is measuring the circumferences of pine trees for an experiment.She measures 50 trees using a ruler that measures to the nearest centimeter.Which statement describes a change that could help improve the results ofher experiment?A. Her measurements will be more precise if she measures anadditional 50 trees.B. Her measurements will be more accurate if she uses a cloth tapemeasure instead of a ruler.C. Her measurements will be more precise if she uses a cloth tapemeasure instead of a ruler.D. Her measurements will be more accurate if she measures anadditional 50 trees.
Physics
College
Whenever an object is moving at a constant rate, the value(s) that equal zero is (are): a) Speedb) Accelerationc) Velocityd) All of the above
Physics
High School
hey can anyone help me out pls!
Physics
Middle School
Matter is all around us and is made of atoms. How are atoms of different elements different from each other? How do these differences relate to their properties? HEYALPPP
Physics
High School
The smallest units of life that make up all living things are Group of answer choices tissues organ system organs cells
Physics
High School
The elements least likely to form bonds are found in which group?O 15O 16017O 18
Physics
College
QUICK a sound wave has a frequency of 85 Hz and a wavelength of 4.2 m. what is the wave speed of the sound wave? A. 357 seconds B. 89.2 m/s C. 357 m/s D. 20 m/s
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