A ball has a mass of 140 g. What is the force needed to accelerate the ball at 25 m/s2? (Formula: F=ma) 3.5 N 115 N 165 N 4.5 N

How is the flow of electrons through a circuit measured?

Pick the statement that is most likely to be true of an element with low electronegativity. A. The valence electrons of the element are not shielded. B. The element has an almost empty valence shell. C. The atomic size for the element is very large.

Which example is a body fossil? a) dino bones b) shrimp burrow c) dino footprint d) an ornithopod track

Which expression is equal to 2,900,000? in scientific notation.

By using a 2-meter stick (like the one in lab) marked in millimeters and a stopwatch that measures to 1/100h of a second, you decide to measure the speed of a motorized toy car that travels at a constant velocity. You measure out a 162.

Simone is walking her dog on a leash. The dog is pulling with force of 34 N to the right and simone is pulling backward with a force of 16 N

An object moves with velocity v (t) = t^2-8t+7 a) write a polynomial expression for the position of the particle at any time t greater or equal to zero.

Is a lack of thorns a mutation? (on a plant)

Why is the motion of an athlete moving along the circular path with Constant speed considered to be an accelerated motion?

What is a characteristic of atoms