What is a mixture in science class

1: where laws in the past the same as they are today? 2: why is a person accused of crime considered innocent until proven guilty? should the same standards apply in a civil case? why ao why not

Where on a bicycle do you want to reduce friction? How is this done?

In line 19 inertness most nearly means

What is the mass of an object that has an acceleration of 2.63m/s2 when a unbalanced force of 112N is applied to it?

A (n) 26000 kg freight car is rolling along a track at 3.3 m/s. Calculate the time needed for a force of 1150 N to stop the car. Answer in units of s.

Estimate how long it would take one person to mow a football field using an ordinary home lawn mower. suppose that the mower moves with a 1-km/h speed, has a 0.5-m width, and a field is 360 ft long and 160 ft wide. 1 m = 3.281 ft.

Badri makes the table below to review the factors that affect the electric force between objects. Which change will correct the error in Badri's table?

A star with the same mass of the sun has a newly discovered planet whose semi-major axis of 2.48 au and an eccentricity of 0.08. what is the aphelion distance of the new planet

A weather balloon is inflated to a volume of 2.2 x 10^3 L with 374 g of helium. What is the density of helium in grams per liter?

What is the result of a mutation during replication A: the strands are different B: the strands are identical c: the strands are broken D: the strands are continuous