When a apple is cut is it physical or chemical?

A flattened combination of matter containing stars, gas, and dust in a spiral galaxy can be identified as: a. A galaxy b. A disk c. An elliptical galaxy d. Gravitation lensing

Noah rides his bike 16 kilometers in 2 hours. What is his average speed? A) 8 miles per hour B) 8 kilometers per hour C) 32 meters per hour

A 3.8 kg object is lifted 12 meters. approximately how much work is performed during the lifting. A. 45.6 j B. 588 j C. 446.9 j D. 372.4 j

In your own words, explain what non-contact forces are.

How does the pupillary response prevent injury? What would happen without it?

Why does icing sugar dissolve more rapidly than granular sugar?

At t = 0 the components of a radio-controlled car's velocity are vx = 0.5 m/s and vy = 1.2 m/s. Find the components of the car's velocity at t = 4.

2) A window washer pulls themselves upward using a bucket pulley apparatus. A) How hard must pull downward to raise herself slowly at a constant speed? B) If she increases this force by 15%, what will her acceleration be?

A star with an original mass of 8 to 25 solar masses will ultimately become a? a) red giant b) white dwarf c) neutron star d) main sequence star

Racewalking involves more impact than running. true false