Which of the following is an example of a physical change?

A. water freezing

B. a cake baking

C. a match burning

D. fireworks exploding

Substance a is a solid ionic compound substance b solid covalent compound what would happen if you put them both in the same container

An acorn falls from a tree. How fast is the acorn moving after 1.2 seconds? A. 9.8 m/s B. 1.2 m/s C. 8.2 m/s D. 11.8 m/s

A car is traveling at 10m/s before it increases its speed to 30m/s for 120m. How long does it take to do this?

Which of the following are forms of asexual reproduction? Check all that apply.

Calculate the speed for a car that went a distance of 125 kilometers in 2 hours

A spider twirls a fruit fly around in a circle with radius 17.6 cm at the end of a web. If the velocity of the fly is 110 cm/s, what is the centripetal acceleration of the fly? m/s2.

Which force acts as an object to move it from rest or a constant straight line motion

Structure and Function of kidney

What happens if you double the number of batteries used in a circuit? (Assume all of the batteries A. The current doubles only. o B. The voltage doubles only. C. The current decreases. D The voltage decreases. 0 E. The voltage and current doubles.

What are the three properties of gravitational force between two objects?