A 1.5 V battery is connected to a bulb of resistance of 4.5 Ω. What is the current in the bulb?

What is the source of the Sun's energy?

A golfer hit a golf ball with a force of 15 N and the ball traveled with an acceleration of 25 m/s/s. What is the mass of the golf ball?

The gravity on the Moon is 1.62 m/s2 and the gravity on Earth is 9.8 m/s2. What is the weight of a 20-kg cannonball on the Moon and the Earth? Question 1 options: Moon 2.24 N; Earth 2.96 N Moon 32.4 N; Earth 196 N Moon 22.4 N; Earth 29.6 N Moon 3.

In 1986, the first flight around the globe without a single refueling was completed. The aircraft's average speed was 186 km/h. If the airplane landed at this speed and accelerated at - 1.5 m/s2, how long did it take for the airplane to stop?

Through which medium would EM waves travel the fastest? A. The Ocean B. The Atmosphere C. Rocks

2. How is frequency described in mathematical terms?

During a summer with little rainfall, your house on a hill slope experiences an interval during which your well runs dry. You have to borrow water from your neighbor who lives downslope from you. Why does your neighbor have water when you don't?

If a force does not act parallel to the resulting displacement, what is the effect on the work done by the force?

A stick is a connection of two same - diameter metal rod 5 cm, and a length of both stick is 0,6m. The thermal conductivity of the first rod 92 cal / s. m.°C, and the second stick 50 cal / s. m.°C.

you can produce a sound by plucking a string or by blowing in a pipe. how are these two ways different?