With what force will a car hit a tree if the car has a mass of 3000 kg and it is accelerating at a rate of 2 m/s2?

6000N

1500 N

1000 N

300 N

If you traveled in a car for 45 miles at 30 mph and traveled for 90 miles at 45moh, how much time did your total trip take? show equation.

If you weigh 665 N on the earth, what would be your weight on the surface of a neutron star that has the same mass as our sun and a diameter of 23.0 km? Take the mass of the sun to be ms = 1.99*1030 kg, the gravitational constant to be G = 6.

How does the electric forest between charged objects change as objects move away from each other

Tsunami are caused by

A girl and her bicycle have a total mass of 40 kg. At the top of the hill her speed is 5.0 m/s. The hill is 10 m high and 100 m long. If the force of friction as she rides down the hill is 20 N, what is her speed at the bottom

A brick with a mass of 20 kg and a weight of 196 N is released on a frictionless plane at an angle of 30°. What is the acceleration of the brick? A. 4.9 m/s2 B. 5.6 m/s2 C. 8.5 m/s2 D. 9.8 m/s2

As light reflects off a mirror the angle between the incident ray and reflected ray of light is 50°. What is the angle of reflection?

In what part of the earth does convection occur?

13.00 cm + 2.56 mm + 0.0047 = cm? Solve problem with correct number of significant digits

What condition is necessary for the sustained flow of water in a pipe?