🔭 physics

1. **Problem Statement:** Determine the forces in cables AB, AC, and AD that support a 28-kg flowerpot in equilibrium.

1. **State the problem:** A turtle walks for 3 minutes at a speed of 3.75 meters per minute. We need to find the total distance it walks. 2. **Formula used:** Distance is calculate

1. **Problem:** A spring requires a 10 N force to stretch it 3 cm. Find the work to increase the stretch of the spring from 5 cm to 7 cm. 2. **Formula and Explanation:** The force

1. **State the problem:** A bird is flying to the right (positive direction) and experiences a leftward acceleration of $0.5\ \text{m/s}^2$ for $3\ \text{s}$. After the gust stops,

1. **State the problem:** A rocket ship starts from rest and accelerates constantly at $4\ \text{m/s}^2$ to the right. We need to find its velocity after $3\ \text{s}$. 2. **Formul

1. **State the problem:** We need to find the time it takes for a rabbit to accelerate from an initial velocity of $4.0\ \text{m/s}$ to a final velocity of $13\ \text{m/s}$ with a

1. **State the problem:** A race car starts from rest and accelerates uniformly to the right, reaching a velocity of 60 m/s in 15 s. We need to find the acceleration. 2. **Formula

1. The problem is to convert temperatures between Celsius (°C) and Fahrenheit (°F) and understand their relationship. 2. The formula to convert Celsius to Fahrenheit is:

1. The problem is to find the frequency of a wave or oscillation. 2. Frequency ($f$) is defined as the number of cycles or oscillations per unit time.

1. The problem asks to solve a motion application using a linear equation in one variable, given a speed of 12 km/h. 2. The general formula for speed, distance, and time is:

1. The problem asks to find the least frequency, which typically refers to the smallest positive frequency in a given context, such as wave motion or signal processing. 2. Frequenc

1. El problema consiste en determinar la posición final después de seguir un camino con varios desplazamientos vectoriales. 2. Los desplazamientos dados son:

1. **Problem 1: Find vector C such that A + B + C = 0 for each figure.** **Top-left figure:**

1. مسئله: گلوله‌ای پس از ترک نیمکره، در چه فاصله افقی بر حسب متر از مرکز نیمکره به سطح زمین برخورد می‌کند؟ 2. فرضیات و داده‌ها: فرض می‌کنیم نیمکره شعاع $R$ دارد و گلوله از لبه نیمک

1. مسئله: گلوله‌ای با سرعت اولیه افقی 10 متر بر ثانیه از مرکز نیمکره پرتاب می‌شود. می‌خواهیم فاصله افقی برخورد گلوله به زمین را برحسب متر پیدا کنیم. 2. فرمول‌ها و قوانین مهم:

1. مسئله: گلوله‌ای در بالاترین نقطه یک نیمکره به شعاع ۱۰ متر قرار دارد. حداقل سرعت اولیه افقی لازم برای پرتاب به گونه‌ای که گلوله بدون لغزش نیمکره را ترک کند، چقدر است؟ (g=10 m/s^2

1. **Problem statement:** We have a radioactive isotope Technetium-99m with a half-life of 6 hours. The initial mass is 2 grams.

1. The problem is to find the displacement for question 2 using another formula from the sheet. 2. Displacement can be found using the formula $$s = ut + \frac{1}{2}at^2$$ where:

1. **Problem 1: Signs of vectors for Marie-Philip Poulin** Given: Positive direction is toward Team USA net.

1. **State the problem:** We want to find how long it takes toy cars to travel 60 centimeters to the end of the table. 2. **Analyze the options given:**

1. **Problem 1: Sign of vectors for Marie-Philip Poulin** Given: Positive direction is toward Team USA net.