If you push on a heavy box that is at rest, you must exert some force to start its motion. 5. however, once the box is in motion you need a smaller force to maintain that motion. why?

Which factor affects the force of gravity between objects? Select two options. direction distance mass shape time

If Anisa swims 85.4 yards in five minutes, how many meters will she swim in 70.0 seconds? (use the metric system for this question)

Explain the function of stomata and how they work.

What type of ions are electrons colliding with to cause resistance in a circuit? A. Metalloids B. Metallic C. Gases D. Non-metallic

Sir Issac Newton: A. proposed the elliptical orbit of the planets B. applied mathematical reasoning to many astronomical theories C. used mathematical calculations to discover the planet Neptune D. all of the above

An object with a mass of 10.9 kg experiences a force of 18.53 N. What is the acceleration of the object? A. 2.2 m/s2 B. 1.7 m/s2 C. 16.83 m/s2 D. 1.3 m/s2

A proton, starting from rest, accelerates through a potential difference of 1.0 kV and then moves into a magnetic field of 0.040 T at a right angle to the field. What is the radius of the proton's resulting orbit

Which of the following terms are needed to completely describe speed? Check all that apply. A. Units B. Direction C. Number D. Mass

Drivers are able to see objects ahead of them because light travels through windshields.

How are trade winds affected by the coriolis effect