What affects the apparent brightness of a star

A bowling ball of 33kg, generates 297 kg. m / s units of momentum. What is velocity of bowling ball?

One beam of electrons moves at right angles to a magnetic field. the force on these electrons is 4.9 x 10-14 newtons. a second beam travels at the same speed, but at a 30° angle with the magnetic field. what force is on these electrons?

What can you use to test tread wear on your tires

Why is evaporation of water greater in summer?

One degree kelvin equals one degree Fahrenheit? True or false

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.